Four electrode valve
[电] 四极阀
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
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
and they're having their tonsils out.
他们也将切除扁桃腺。
We've got to get a refrigerator for the kitchen.
我们必须有一个电冰箱放在厨房。
Everybody around me was smoking and I felt extremely uncomfortable.
我周围的每个人都在吸烟，我感到非常不自在。