Triethylene
三乙烯
🗣️ 情景例句
Not at all. It's my pleasure.
不客气。这是我的荣幸。
Excuse me I couldn't come.
对不起我不能来。
Good. Listen. I may be able to help you. Could you come and see me when you are next in London?
好的。听着，我也许能够帮助你。下次你来伦敦时，能不能来看看我？