Hydrofluorocarbon
= HFC
✅ 同义词
🗣️ 情景例句
when all my favorite people live here?
而所有我喜欢的人都在这里呢？
How did he get away with cheating?
他是如何考试做弊而未被发现？
Glancing at it briefly, the dealer told him that it was worth $50.
古董商漫不经心看了一眼那幅画，告诉弗兰克那画值50英镑。