composer "symfony/translation": "^5.4"

return [
    // Default language
    'locale' => 'zh_CN',
    // Fallback language
    'fallback_locale' => ['zh_CN', 'en'],
    // Folder where language files are stored
    'path' => base_path() . '/resource/translations',
];

return [
    'hello' => 'hello world',
];

return [
    'hello' => '你好，世界',
];

locale('en');
$hello = trans('hello');
return response($hello);