zhengxin/application/admin/lang/zh-cn/content/search.php

<?php

return [
    'Id'         => 'ID',
    'User_id'    => '用户id',
    'Title'      => '搜索说明',
    'Content'    => '搜索内容',
    'Createtime' => '添加时间',
    'Deletetime' => '删除时间'
];