tuku/application/admin/lang/zh-cn/userstudent.php

<?php

return [
    'Id'                => 'ID',
    'User_id'           => '用户ID',
    'Realname'          => '姓名',
    'Gender'            => '性别',
    'Gender 1'          => '男',
    'Gender 0'          => '女',
    'Age'               => '年龄',
    'School_id'         => '学校id',
    'Classes_id'        => '班级',
    'Idcard'            => '身份证号',
    'Mobile'            => '手机号',
    'Is_default'        => '默认',
    'Is_default 1'      => '是',
    'Is_default 0'      => '否',
    'User.username'     => '用户名',
    'User.nickname'     => '昵称',
    'School.schoolname' => '学校名',
    'Classes.classname' => '班级名'
];