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
I promised you a surprise, didn't I?
我答应过要给你一件惊喜， 不是吗？
No man can make a good coat with bad cloth.
巧匠难以劣布制美服。
We visited the Great Wall. We went there by bus. We all took some food and drink with us.
我们参观了长城。我们是坐车去的。我们每人都自备一些食物和饮料。