jiankangyijia/application/admin/lang/zh-cn/userdevice.php

<?php

return [
    'Id'            => 'ID',
    'User_id'       => '用户id',
    'Device_id'     => '设备id',
    'Sn'            => '设备编号',
    'Device.name'   => '设备名',
    'User.username' => '用户名',
    'User.nickname' => '昵称'
];