Hydrofluorocarbon
= HFC
✅ 同义词
🗣️ 情景例句
I know who you are!
我知道你是谁！
Where can I wash my hands?
请问洗手间在哪里？
We must conclude from the work of those who have studied the origin of life,
我们必须从那些研究生命起源的人的工作总结出：