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 miles to go before I sleep.
在我就寝前还得赶许多哩路。
The walls are three inches thick.
这墙3英寸厚。
Mr.Jones and his wife are looking at them.
琼斯先生和他的妻子正在看这些船。