Borobutane
丁硼烷
🗣️ 情景例句
I have no time for extra-curricular activities.
我可没时间参加课外活动。
Honest men marry soon, wise men not at all.
诚实的人马上结婚，聪明的人就不这样。
Arthur C.Clark once suggested a revolutionary idea passes through three phases:
Arthur C.Clark曾经提出，一个革命性的想法经过三个阶段：