Dichlorobutane
二氯丁烷
🗣️ 情景例句
But your daddy and I are talking about something
但你爸爸和我正在讨论一件事，
Slowly, mountains are worn away by the wind.
山体逐渐被风化了。
steam boats carried thousands of visitors across the Channel from Europe.
但汽船还是把成千上万的参观者从欧洲大陆送过了英吉利海峡。