🗣️ 情景例句
and I've completely forgotten about all my business problems.
但我已经彻底抛开了我所有的业务上的问题。
Sitting on the fence.
考虑中！
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。