Veltameremeter
伏安计
🗣️ 情景例句
I don't know if it's right for her.
我不知道这事对她是否恰当。
In fifty years there'll be twenty people per square yard, it is written here.
这里写着，再过五十年每平方码将要住着20人的人口密度。
Does she have your number?
她有你的电话号码吗？