Injection valve
[化] 喷射阀
🧩 词语组成解析
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
Well, I've got an appointment at the hospital.
好啦， 我在医院有事。
I think gray hair makes you look rather distinguished.
我觉得你灰白的头发使你看上去很严肃。
I joined in the march and we were marching peacefully along and then the police came up.
我参加了游行，我们以和平的方式往前行进，这时警察突然来了。