Clectroscope
[电] 验电器
🗣️ 情景例句
You must observe these simple rules.
你必须遵守这些简单的规定。
His name is John Smith.
他叫约翰、史密斯。
If you have any questions on the details， feel free to ask.
如果对某些细节有意见的话，请提出来。