Paradow
对二氯苯
🗣️ 情景例句
One of the critics is coming over this morning for a preview.
一位评论家今天早上要来看预展。
She counted on us to help her.
她指望我们帮助她。
The further off this solid obstruction, the longer time will elapse for the return of the echo.
固体障碍物越远。回声返回所用时间就越长。