Fluorobutane
丁基氟, 1-氟代丁烷
🗣️ 情景例句
Hobbies are supposed to be relaxing.
业余爱好应该是令人放松的。
Bare words, no bargain.
空言不能成交易。
When you have finished your experiment, please tidy the lab and put everything back in the cupboards.
做完实验后，请你们把实验室整理好，并把所有的东西放回器皿柜。