Penthrane
甲氧氟烷
🗣️ 情景例句
Are you planning to attach a train to it?
准备加拖地裙摆吗？
I never expected him to be so great.
我没有想到他会是那么了不起。
I immediately embarked on an experiment which, even though if failed to get rid of the ants, kept me fascinated for twenty-four hours.
我当即动手作了一项试验，这项试验尽管没有使我摆脱这些蚂蚁，却使我着迷了24小时。