Channel valve
[化] 槽阀
🧩 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
why you have so many problems with math.
为什么你在数学方面有那么多问题。
What do you do in your spare time?
闲暇时，你干些什么？
She stood up and took his arm.
她站起来，拉住他的手臂。