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
of forty-three years of on-the-job training.
关于我四十三年的工作经历。
Not joking.
不骗你！
It was Wednesday.
昨天是星期三。