Clap valve
[机] 蝶形阀, 节流阀
🧩 词语组成解析
clap
[klæp]
vt.& vi. 拍手，鼓掌;轻轻拍打某人;急速放置;振翼，拍翅膀;
n. 鼓掌，拍手;拍手声;噼拍声;破裂声;
vi. 鼓掌，拍手;啪地关上;
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
It's tough getting an O.K. from the boss.
很难从老板那听到声“同意”。
What were you doing at about 4 o'clock yesterday afternoon?
你昨天下午在大约4点钟正在做什么？
People have been talking of it a lot recently.
近来人们对这事谈得很多。