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
Hi, girls.
嗨 ，女孩们好。
The data confirm that this product is safe and effective.
数据证实此种产品安全有效。
However,in later years there were fierce arguments over land rights and many battles were fought between the settlers and the Maori.
然而后来数年中在移居者与毛利人之间因土地所有权问题产生了激烈的争论，还因此引发了多次战争。