book_admin/application/admin/lang/zh-cn/dda.php

<?php

return [
    'Date'  =>  '日期',
    'Money'  =>  '金额',
    'Dd_money'  =>  'dd金额',
    'Count'  =>  '订单数',
    'Dd_count'  =>  'dd订单数',
    'Createtime'  =>  '创建时间'
];