Anthrazine
[化] 二蒽并[1,2-1',2']哒嗪
🗣️ 情景例句
You should perform what you promised to do.
你应该履行诺言。
Oh, it's a shame that you have to leave.
哦，真遗憾，你非走不可呀。
I tried to make conversation.
我试图找个话题和她聊聊。