付款一般是以里程碑为依据的，也就是说，客户只在项目的里程碑成功完成(需经双方认可)时付款。

Payments are typically milestone driven; that is, the client pays only upon the completion of mutually agreed project milestones.

youdao

现在看起来这项功能还只能在电脑上用，而且支付页面只支持信用卡付款，不支持PayPal或其他在线支付系统。

Right now, it looks like the feature will only be available from the Web and the payment page only showed the ability to pay with a credit card, not PayPal or any other online payment system.

youdao

我方只接受信用证付款。

We only accept letter of credit.

youdao