Cyclobutylene
[机] 环丁烯
🗣️ 情景例句
Now, what else is on the schedule today?
那么， 今天的工作表上还有些什么?
Many a slip (many things fall) between the cup and the lip.
酒杯来到嘴唇边，得饮与否未可知；物未到手前，未能算己有；凡事难以十拿九稳。
He's going to school.
上学。