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
He is not very interesting to talk to.
跟他谈话没味道。
What about…
不如这样……
He could not wash himself or get dressed.Instead, his sister or his parents had to help him.
他自己不能洗澡或穿衣服，他的姐姐或父母亲就只好帮他的忙。