diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..39a0136
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,18 @@
+
+LANGUAGES := en zh_CN zh_TW fr_FR ja_JP ko_KR
+
+gentranslations:
+	xgettext -d beanbot -o locale/beanbot.pot **/*.py
+	for lang in $(LANGUAGES); do \
+		mkdir -p locale/$$lang/LC_MESSAGES; \
+		if [ -f locale/$$lang/LC_MESSAGES/beanbot.po ]; then \
+			msgmerge --update locale/$$lang/LC_MESSAGES/beanbot.po locale/beanbot.pot; \
+		else \
+			msginit -i locale/beanbot.pot -o locale/$$lang/LC_MESSAGES/beanbot.po -l $$lang; \
+		fi; \
+	done
+
+compiletranslations:
+	for lang in $(LANGUAGES); do \
+		msgfmt -o locale/$$lang/LC_MESSAGES/beanbot.mo locale/$$lang/LC_MESSAGES/beanbot.po; \
+	done
diff --git a/bots/mmbot.py b/bots/mmbot.py
index 53c569b..ef98114 100644
--- a/bots/mmbot.py
+++ b/bots/mmbot.py
@@ -1,5 +1,6 @@
 import click
 from datetime import datetime, timedelta
+from gettext import gettext as _
 from mmpy_bot import Bot, Settings
 from mmpy_bot import Plugin, listen_to, listen_webhook
 from mmpy_bot.plugins.base import PluginManager
@@ -78,8 +79,8 @@ async def render(self, message: Message):
                 "attachments": [
                     {
                         "actions": [
-                            self.gen_action("submit", "提交", tx_content),
-                            self.gen_action("cancel", "取消", tx_content),
+                            self.gen_action("submit", _("Submit"), tx_content),
+                            self.gen_action("cancel", _("Cancel"), tx_content),
                         ]
                     }
                 ]
@@ -107,9 +108,8 @@ async def submit_listener(self, event: WebHookEvent):
             "data": {"post": {"id": post_id}},
         }), reaction)
 
-    # 需要改 listen_to 实现中对 reg 的替换代码，以支持单独命令输入
     @listen_to("bill", direct_only=True, allowed_users=[OWNER_NAME])
-    @click.command(help="查询账户变动")
+    @click.command(help=_("Query account changes"))
     @click.option("-l", "--level", default=2, type=int)
     @click.argument("date", nargs=-1, type=str)
     def bill(self, message: Message, level: int, date: str):
@@ -126,7 +126,7 @@ def bill(self, message: Message, level: int, date: str):
         self.driver.reply_to(message, f"**{resp_table.title}**\n\n{result}")
 
     @listen_to("expense", direct_only=True, allowed_users=[OWNER_NAME])
-    @click.command(help="查询支出")
+    @click.command(help=_("Query expenses"))
     @click.option("-l", "--level", default=2, type=int)
     @click.argument("args", nargs=-1, type=str)
     def expense(self, message: Message, level: int, args: str):
diff --git a/bots/telegram_bot.py b/bots/telegram_bot.py
index 9bfe09e..df2326d 100644
--- a/bots/telegram_bot.py
+++ b/bots/telegram_bot.py
@@ -1,8 +1,9 @@
 # coding: utf-8
 import time
-import telegram
+from gettext import gettext as _
 import logging
 from datetime import timedelta, datetime
+import telegram
 from telegram import Update
 from telegram.ext import (
     Application, filters,
@@ -103,8 +104,8 @@ async def expense(update, context):
 
 
 _button_list = [
-    telegram.InlineKeyboardButton("提交", callback_data="提交"),
-    telegram.InlineKeyboardButton("取消", callback_data="取消"),
+    telegram.InlineKeyboardButton(_("Submit"), callback_data="submit"),
+    telegram.InlineKeyboardButton(_("Cancel"), callback_data="cancel"),
 ]
 _pending_txs_reply_markup = telegram.InlineKeyboardMarkup([_button_list])
 
@@ -133,12 +134,12 @@ async def callback(update, context):
     query = update.callback_query
     await query.answer()
 
-    if choice == "提交":
-        result_msg = "已提交 ✅"
+    if choice == "submit":
+        result_msg = _("Submitted ✅")
         bean_manager.commit_trx(trx)
         logging.info("Commit transaction: %s\n", trx)
     else:
-        result_msg = "已取消 ❌"
+        result_msg = _("Cancelled ❌")
         logging.info("Cancel transaction")
 
     if result_msg:
diff --git a/conf.py b/conf.py
index 520610e..a02f9eb 100644
--- a/conf.py
+++ b/conf.py
@@ -1,4 +1,6 @@
+import os
 import yaml
+import gettext
 
 
 _ImmutableError = TypeError("This dictionary is immutable")
@@ -35,7 +37,7 @@ def __init__(self, config_path):
     def __bool__(self):
         return bool(self._config)
 
-    def get(self, key, default):
+    def get(self, key, default=None):
         return self._config.get(key, default)
 
     def __getattr__(self, key):
@@ -60,3 +62,9 @@ def from_dict(cls, dictionary):
 def load_config(config_path):
     global config
     config = Config(config_path)
+
+
+def set_locale():
+    if config.get("language") is not None:
+        os.environ['LANGUAGE'] = config.get("language")
+        gettext.translation("beanbot", config.get("language"), fallback=True).install()
diff --git a/config.yaml.example b/config.yaml.example
index bca1d2d..51c853b 100644
--- a/config.yaml.example
+++ b/config.yaml.example
@@ -1,3 +1,5 @@
+language: zh_CN                           # If set, it can override the default locale from environment variables
+
 beancount:
   filename: main.bean                     # The entrypoint for all transactions, and generated transaction will also append to this file
   currency: CNY
diff --git a/locale/beanbot.pot b/locale/beanbot.pot
new file mode 100644
index 0000000..acbbf8c
--- /dev/null
+++ b/locale/beanbot.pot
@@ -0,0 +1,42 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-08-22 21:08+0800\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: bots/mmbot.py:82 bots/telegram_bot.py:107
+msgid "Submit"
+msgstr ""
+
+#: bots/mmbot.py:83 bots/telegram_bot.py:108
+msgid "Cancel"
+msgstr ""
+
+#: bots/mmbot.py:112
+msgid "Query account changes"
+msgstr ""
+
+#: bots/mmbot.py:129
+msgid "Query expenses"
+msgstr ""
+
+#: bots/telegram_bot.py:138
+msgid "Submitted ✅"
+msgstr ""
+
+#: bots/telegram_bot.py:142
+msgid "Cancelled ❌"
+msgstr ""
diff --git a/locale/en/LC_MESSAGES/beanbot.mo b/locale/en/LC_MESSAGES/beanbot.mo
new file mode 100644
index 0000000..3ab1d27
Binary files /dev/null and b/locale/en/LC_MESSAGES/beanbot.mo differ
diff --git a/locale/en/LC_MESSAGES/beanbot.po b/locale/en/LC_MESSAGES/beanbot.po
new file mode 100644
index 0000000..f731976
--- /dev/null
+++ b/locale/en/LC_MESSAGES/beanbot.po
@@ -0,0 +1,42 @@
+# English translations for PACKAGE package.
+# Copyright (C) 2024 THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# David Dai <stdioa@163.com>, 2024.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-08-22 20:40+0800\n"
+"PO-Revision-Date: 2024-08-22 20:40+0800\n"
+"Last-Translator: David Dai <stdioa@163.com>\n"
+"Language-Team: English\n"
+"Language: en\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#: bots/mmbot.py:82 bots/telegram_bot.py:107
+msgid "Submit"
+msgstr "Submit"
+
+#: bots/mmbot.py:83 bots/telegram_bot.py:108
+msgid "Cancel"
+msgstr "Cancel"
+
+#: bots/mmbot.py:112
+msgid "Query account changes"
+msgstr "Query account changes"
+
+#: bots/mmbot.py:129
+msgid "Query expenses"
+msgstr "Query expenses"
+
+#: bots/telegram_bot.py:138
+msgid "Submitted ✅"
+msgstr "Submitted ✅"
+
+#: bots/telegram_bot.py:142
+msgid "Cancelled ❌"
+msgstr "Cancelled ❌"
diff --git a/locale/fr_FR/LC_MESSAGES/beanbot.mo b/locale/fr_FR/LC_MESSAGES/beanbot.mo
new file mode 100644
index 0000000..0e29761
Binary files /dev/null and b/locale/fr_FR/LC_MESSAGES/beanbot.mo differ
diff --git a/locale/fr_FR/LC_MESSAGES/beanbot.po b/locale/fr_FR/LC_MESSAGES/beanbot.po
new file mode 100644
index 0000000..a2a1a3f
--- /dev/null
+++ b/locale/fr_FR/LC_MESSAGES/beanbot.po
@@ -0,0 +1,43 @@
+# French translations for PACKAGE package
+# Traductions françaises du paquet PACKAGE.
+# Copyright (C) 2024 THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# David Dai <stdioa@163.com>, 2024.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-08-22 21:07+0800\n"
+"PO-Revision-Date: 2024-08-22 21:07+0800\n"
+"Last-Translator: David Dai <stdioa@163.com>\n"
+"Language-Team: French <traduc@traduc.org>\n"
+"Language: fr\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
+
+#: bots/mmbot.py:82 bots/telegram_bot.py:107
+msgid "Submit"
+msgstr "Soumettre"
+
+#: bots/mmbot.py:83 bots/telegram_bot.py:108
+msgid "Cancel"
+msgstr "Annuler"
+
+#: bots/mmbot.py:112
+msgid "Query account changes"
+msgstr "Interroger les changements de compte"
+
+#: bots/mmbot.py:129
+msgid "Query expenses"
+msgstr "Interroger les dépenses"
+
+#: bots/telegram_bot.py:138
+msgid "Submitted ✅"
+msgstr "Soumis ✅"
+
+#: bots/telegram_bot.py:142
+msgid "Cancelled ❌"
+msgstr "Annulé ❌"
diff --git a/locale/ja_JP/LC_MESSAGES/beanbot.mo b/locale/ja_JP/LC_MESSAGES/beanbot.mo
new file mode 100644
index 0000000..bdd20a5
Binary files /dev/null and b/locale/ja_JP/LC_MESSAGES/beanbot.mo differ
diff --git a/locale/ja_JP/LC_MESSAGES/beanbot.po b/locale/ja_JP/LC_MESSAGES/beanbot.po
new file mode 100644
index 0000000..1e80a5a
--- /dev/null
+++ b/locale/ja_JP/LC_MESSAGES/beanbot.po
@@ -0,0 +1,43 @@
+# Japanese translations for PACKAGE package
+# PACKAGE �ѥå��������Ф������.
+# Copyright (C) 2024 THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# David Dai <stdioa@163.com>, 2024.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-08-22 21:07+0800\n"
+"PO-Revision-Date: 2024-08-22 21:07+0800\n"
+"Last-Translator: David Dai <stdioa@163.com>\n"
+"Language-Team: Japanese <translation-team-ja@lists.sourceforge.net>\n"
+"Language: ja\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=1; plural=0;\n"
+
+#: bots/mmbot.py:82 bots/telegram_bot.py:107
+msgid "Submit"
+msgstr "送信"
+
+#: bots/mmbot.py:83 bots/telegram_bot.py:108
+msgid "Cancel"
+msgstr "キャンセル"
+
+#: bots/mmbot.py:112
+msgid "Query account changes"
+msgstr "口座変更の照会"
+
+#: bots/mmbot.py:129
+msgid "Query expenses"
+msgstr "経費の照会"
+
+#: bots/telegram_bot.py:138
+msgid "Submitted ✅"
+msgstr "送信済み ✅"
+
+#: bots/telegram_bot.py:142
+msgid "Cancelled ❌"
+msgstr "キャンセル済み ❌"
diff --git a/locale/ko_KR/LC_MESSAGES/beanbot.mo b/locale/ko_KR/LC_MESSAGES/beanbot.mo
new file mode 100644
index 0000000..f90e3be
Binary files /dev/null and b/locale/ko_KR/LC_MESSAGES/beanbot.mo differ
diff --git a/locale/ko_KR/LC_MESSAGES/beanbot.po b/locale/ko_KR/LC_MESSAGES/beanbot.po
new file mode 100644
index 0000000..b2c18bb
--- /dev/null
+++ b/locale/ko_KR/LC_MESSAGES/beanbot.po
@@ -0,0 +1,43 @@
+# Korean translations for PACKAGE package
+# PACKAGE ��Ű���� ���� �ѱ��� ������.
+# Copyright (C) 2024 THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# David Dai <stdioa@163.com>, 2024.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-08-22 21:08+0800\n"
+"PO-Revision-Date: 2024-08-22 21:08+0800\n"
+"Last-Translator: David Dai <stdioa@163.com>\n"
+"Language-Team: Korean <translation-team-ko@googlegroups.com>\n"
+"Language: ko\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=1; plural=0;\n"
+
+#: bots/mmbot.py:82 bots/telegram_bot.py:107
+msgid "Submit"
+msgstr "제출"
+
+#: bots/mmbot.py:83 bots/telegram_bot.py:108
+msgid "Cancel"
+msgstr "취소"
+
+#: bots/mmbot.py:112
+msgid "Query account changes"
+msgstr "계정 변경 조회"
+
+#: bots/mmbot.py:129
+msgid "Query expenses"
+msgstr "지출 조회"
+
+#: bots/telegram_bot.py:138
+msgid "Submitted ✅"
+msgstr "제출됨 ✅"
+
+#: bots/telegram_bot.py:142
+msgid "Cancelled ❌"
+msgstr "취소됨 ❌"
diff --git a/locale/zh_CN/LC_MESSAGES/beanbot.mo b/locale/zh_CN/LC_MESSAGES/beanbot.mo
new file mode 100644
index 0000000..f633f83
Binary files /dev/null and b/locale/zh_CN/LC_MESSAGES/beanbot.mo differ
diff --git a/locale/zh_CN/LC_MESSAGES/beanbot.po b/locale/zh_CN/LC_MESSAGES/beanbot.po
new file mode 100644
index 0000000..cd20e37
--- /dev/null
+++ b/locale/zh_CN/LC_MESSAGES/beanbot.po
@@ -0,0 +1,42 @@
+# Chinese translations for PACKAGE package
+# PACKAGE 软件包的简体中文翻译.
+# Copyright (C) 2024 THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# David Dai <stdioa@163.com>, 2024.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-08-22 20:40+0800\n"
+"PO-Revision-Date: 2024-08-22 20:40+0800\n"
+"Last-Translator: David Dai <stdioa@163.com>\n"
+"Language-Team: Chinese (simplified) <i18n-zh@googlegroups.com>\n"
+"Language: zh_CN\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: bots/mmbot.py:82 bots/telegram_bot.py:107
+msgid "Submit"
+msgstr "提交"
+
+#: bots/mmbot.py:83 bots/telegram_bot.py:108
+msgid "Cancel"
+msgstr "取消"
+
+#: bots/mmbot.py:112
+msgid "Query account changes"
+msgstr "查询账户变更"
+
+#: bots/mmbot.py:129
+msgid "Query expenses"
+msgstr "查询支出"
+
+#: bots/telegram_bot.py:138
+msgid "Submitted ✅"
+msgstr "已提交 ✅"
+
+#: bots/telegram_bot.py:142
+msgid "Cancelled ❌"
+msgstr "已取消 ❌"
diff --git a/locale/zh_TW/LC_MESSAGES/beanbot.mo b/locale/zh_TW/LC_MESSAGES/beanbot.mo
new file mode 100644
index 0000000..35c3ee0
Binary files /dev/null and b/locale/zh_TW/LC_MESSAGES/beanbot.mo differ
diff --git a/locale/zh_TW/LC_MESSAGES/beanbot.po b/locale/zh_TW/LC_MESSAGES/beanbot.po
new file mode 100644
index 0000000..5a3a084
--- /dev/null
+++ b/locale/zh_TW/LC_MESSAGES/beanbot.po
@@ -0,0 +1,42 @@
+# Chinese translations for PACKAGE package
+# PACKAGE 套件的正體中文翻譯.
+# Copyright (C) 2024 THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# David Dai <stdioa@163.com>, 2024.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-08-22 20:40+0800\n"
+"PO-Revision-Date: 2024-08-22 20:40+0800\n"
+"Last-Translator: David Dai <stdioa@163.com>\n"
+"Language-Team: Chinese (traditional) <zh-l10n@lists.slat.org>\n"
+"Language: zh_TW\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: bots/mmbot.py:82 bots/telegram_bot.py:107
+msgid "Submit"
+msgstr "提交"
+
+#: bots/mmbot.py:83 bots/telegram_bot.py:108
+msgid "Cancel"
+msgstr "取消"
+
+#: bots/mmbot.py:112
+msgid "Query account changes"
+msgstr "查詢賬戶變更"
+
+#: bots/mmbot.py:129
+msgid "Query expenses"
+msgstr "查詢支出"
+
+#: bots/telegram_bot.py:138
+msgid "Submitted ✅"
+msgstr "已提交 ✅"
+
+#: bots/telegram_bot.py:142
+msgid "Cancelled ❌"
+msgstr "已取消 ❌"
diff --git a/main.py b/main.py
index 7d5fd83..fc14771 100644
--- a/main.py
+++ b/main.py
@@ -1,9 +1,17 @@
 import argparse
+import gettext
+import pathlib
 import conf
 import logging
 from bean_utils.bean import init_bean_manager
 
 
+def _init_locale():
+    locale_dir = pathlib.Path(__file__).parent / 'locale'
+    gettext.bindtextdomain('beanbot', locale_dir)
+    gettext.textdomain('beanbot')
+
+
 if __name__ == "__main__":
     # Init logging
     logging.basicConfig(level=logging.INFO)
@@ -21,6 +29,9 @@
     args = parser.parse_args()
     if args.command is not None:
         conf.load_config(args.c)
+        # Init i18n
+        conf.set_locale()
+        _init_locale()
         init_bean_manager()
 
     if args.command == "telegram":