Clapper valve
瓣阀
🧩 词语组成解析
clapper
[['klæpə]]
n. 拍手者, 铃锤, 钟锤\\n[电] 铃锤
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
Robbie, let's call them. Robbie
Robbie，我们给他们打电话，Robbie。
He has the advantage of a new set of clubs and has played everyday.
他拥有新的球杆，所以有利，何况他每天都在练习。
German is a more difficult language than English is.
德语比英语难学。