Acv
abbr. 气垫船（air-cushion vehicle）
🗣️ 情景例句
What is it?
怎么回事
I will play it by ear.
我会见机行事的。
If he wants to make any changes,minor alternations can be made then.
如果他有什么意见的话，我们还可以对计划稍加修改。