Johnson valve
[机] 约翰笙阀
🧩 词语组成解析
johnson
[['dʒɔnsn]]
n. 约翰逊（姓氏）
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
But first you have to smile.
但首先你得笑一笑。
I've got no idea.
我不知道。
Occasionally, unusual creatures are washed to the shore, but they are rarely caught out at sea.
一些异常的生物偶尔会被冲到岸上来，但它们在海上却极少能被捕到。