Valve voltmeter
[电] 电子管电压表
🧩 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;
n. 伏特计\\n[化] 伏特计
🗣️ 情景例句
I'd just like to repeat, do not be late!
我只想重复一遍，别迟到！
Nothing gives me more pleasure than learning English.
再也没有什么比学英语更让我高兴的事了。
Bruce consulted the map once more and told us that the village was now only fifteen miles away.
布鲁斯又看了一眼地图，告诉我们那座村庄离我们只有15英里了。