abbr.launch control 发射控制;
例句:
As I've said, we require payment by L / C.
我已经说过了, 我们要求以信用证付款.
Please notify us of L / C number by telex immediately.
请立即电传通知我方信用证号码.
I'm sorry. For these large orders, we insist on payment by L C.
对不起. 对于这样金额大的订单, 我们坚持用信用证支付.