Hurry up, they are gaining on us!

, 他们渐渐赶我们了!

Hurry up. Tie up your shoelaces; we are late.

, 的鞋带, 我们晚了。

Hurry up, we're wasting time.

儿, 我们别再浪费时间了。

Hurry up! You'll be late.

赶! 会迟到的。