Chlorodifluoromethane
氯二氟甲烷
🗣️ 情景例句
It's the world's largest island, but it's also the world's smallest continent.
它是世界上最大的岛屿，同时也是世界上最小的洲。
May I borrow some books?
我可以借几本书吗？
No, we aren't.
不， 还没有。