Vector fnction
[电] 向量函数
🧩 词语组成解析
🗣️ 情景例句
I guess so.
我猜是这样。
Would you please give us a rough idea of the quantity you require?
请告知你方大概要订多少？
We're having a lot of trouble filling this order.
我们这次供货很有问题。