Copyrine
[化] 2,7-萘啶; 2,7-二氮杂萘
🗣️ 情景例句
I will have a cheeseburger, medium rare,
我要一份起士汉堡，五分熟，
I'll probably have eggs and toast for breakfast.
我可能早餐吃鸡蛋和烤面包。
Who do you think you're talking to?
你以为你在跟谁说话？