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
I'll save your Dad the trouble; I'll pick her up.
不麻烦你爸了，我去接她吧。
Would 1:00 be convenient?
1点钟行吗？
He telephoned the office yesterday morning and yesterday afternoon.
他昨天上午和下午把电话打到了我的