RWACha-API/application/api/lang/en/order.php

<?php

return [
      '余额不足请前往充值'     => 'If the balance is insufficient, please go to recharge',
      '订单不存在'            => 'Order does not exist',
      '参数有误，无可用产品'   => 'Parameter error, no available products',
      '抢购已结束'            => 'The sale has ended',
      '交易金额不能为空'       => 'The transaction amount cannot be empty. The',
      '交易Hash不能为空'       => 'transaction hash cannot be empty.',
];