Zec
abbr. zero-energy coefficient 零功率系数
🗣️ 情景例句
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。
Congratulations on your good luck.
我恭喜你好运。
Thank you for your advice.
谢谢你的建议。