Valve cylinder
[化] 阀筒
🧩 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
Those are you just need.
那正是你们所需要的。
I would like to go to school, Do you want to go, too?
我要去学校，你是不是也要去？
Among tribal people all knowledge inherited by tradition is shared by all;
在部落中，通过传统继承的知识为所有人共享，