Fcv
abbr. fill-and-check valve 注入与检查阀门
🗣️ 情景例句
Perhaps I will.
也许吧。
That's very nice of you, but I really can't.
谢谢你的好意，但是我实在不能再呆了。
She was injured badly in the accident.
她在这次意外中受到重伤。