Fcv
abbr. fill-and-check valve 注入与检查阀门
🗣️ 情景例句
Mrs. Ellen Stewart has taken an early lead.
Ellen Stewart太太初步领先。
The Senator acceded to his defeat before the end of the election.
那位参议员在选举结束以前就承认落选了。
I am always amazed when I hear people saying that sport creates goodwill between the nations,
当我听人们说体育运动可创造国家之间的友谊，