Diazoethane
重氮乙烷
🗣️ 情景例句
Can you help me for a minute, love?
亲爱的，能帮个忙吗？
Why are you following me?
你为什么跟着我？
In 1860, a better plan was put forward by an Englishman, William Low.
1860年，一位名叫威廉。洛的英国人提出了一项更好的计划。