gganli/application/admin/lang/zh-cn/dynamic/commit.php

<?php

return [
    'Id'            => '主键ID',
    'User_id'       => '评论用户ID',
    'User.u_id'     => '评论用户ID',
    'User.nickname' => '评论用户昵称',
    'Dynamic_id'    => '动态ID',
    'Content'       => '评论内容',
    'Createtime'    => '创建时间'
];