Ack
[计] 确认字符, 肯定, 确认
🗣️ 情景例句
Don't cross that bridge till you come to it.
没到河边，先别操心怎么过桥。
We also hope to expand our business with you.
我们也希望与贵公司扩大贸易往来。
I get hold of you at last.
我终于找到你了。