Nanovoltmeter
[电] 其灵敏度足以读出千分之一微伏的伏特计
🗣️ 情景例句
Just listen to the sound.
听听这些声音。
Money calls, but does not stay: It is round and rolls sway.
金钱会上门，不会留下来，因为是圆的，所以会滚开。
lawyers and defendants, marriages and births----
律师和被告、婚姻和生育，