Ethidium
[化]溴乙非啶,溴化二氨乙苯啡啶
🗣️ 情景例句
Excuse me, but could I ask you a quick question?
对不起，我能问你一个简短的问题吗？
There may be different ways of doing business.
有很多不同的方式。
What do you mean by special?
怎么特别呢。