Let后面加动词原形是固定搭配。

let：

v.允许;让;准许;许可;同意;允许(去某处)

n.(发球时的)擦网球;出租;租借

扩展资料

Let's be practical and work out the cost first.

咱们实际一点儿，先计算一下成本费用。

Let's attack one problem at a time.

咱们一次全力处理一个问题。

It is important not to let things get out of perspective.

重要的是不要把事情轻重倒置。

Let us approach the subject from a different direction.

咱们从一个不同的角度来探讨这个题目吧。

It is important not to let production levels fall.

重要的是别让产量滑落。

Next time you're here let's have lunch together.

下次你到这里来，咱们一起吃午饭。