Diazoethane
重氮乙烷
🗣️ 情景例句
I think I'll need your expert assistance this afternoon.
我想，我今天下午需要你专业的协助。
I was born in Spain,but I'm a citizen of France.
我在西班牙出生，但是我是一个法国公民。
'Oh, that,' he said with a smile as if he were talking about an old friend.
“噢，是它呀！他笑着说道，俨然在谈论一位老朋友。