The time passes so quickly, we feel very busy but learn a lot of useful things.

时间过得太快，我们感觉很忙碌，但也学到了很多有用的东西。

youdao

You can never turn the clock back. Time passes very quickly.

你永远也无法让时光倒流。

youdao

You can never turn the clock back. Time passes very quickly.

你永远也无法让时光倒流。

youdao