Difluorobromomethane
二氟一溴甲烷
🗣️ 情景例句
Your letter filled me with great vitality.
读了你的信之后我感到充满活力。
I worked at the factory this afternoon.
我今天下午在工厂工作。
All that glitters is not gold.
闪光的不全是金子。