Dianthranide
[化] 联蒽; 联二蒽
🗣️ 情景例句
I don't think I've had the pleasure.
我想我未曾有幸遇见过你。
Could you tell me where is the exit?
你能不是告诉我出口在哪里？
No, thanks. I can manage it myself.
不，谢谢。我可以自己提。