Fluidezer
[机] 助流剂
🗣️ 情景例句
No, no, you were right. I was wrong.
确实不容易 说对了。我错了。
We must have your LC at least one month before the time of shipment.
我们必须在船运前一个月收到你们的信用证。
Tom said that he was feeling ill.
汤姆说他不舒服。