Electroscopy
验电法; 气体电离检定法
🗣️ 情景例句
I hope I'll go down in history as a famous English professor.
我希望成为未来历史上有名的英文教授。
I'm glad I'm not in his shoes!
我很高兴我不是处在他的境遇。
You must get up and get ready for school. If you don't go soon,you'll be late.
你得起床准备上学了。你如果不赶紧去，就该迟到了。