If you do, the teachers won't let you in.

如果你这样做，老师不会让你进来。

But I'll let you know by next week.

“但我会在下周告诉你们。”

You could ask hospitals to let you visit the kids.

你可以请求医院让你探望孩子们。

However, he should let you watch your favorite show.

但是，他应该让你看你喜欢的节目。

You could ask hospitals to let you visit the kids and cheer them up.

你可以请求医院让你探望孩子们并鼓励他们。

Trust me, she won't let you down.

相信我，她不会让你失望的。

Study abroad can let you experience different cultures.

出国留学可以让你体验不同的文化。

The timer dings to let you know the time is up.

计时器发出叮当声提醒你时间到了。

The microwave will bleep to let you know your food is ready.

微波炉会发出哔哔声，告诉你食物已经准备好了。

The setters in the app let you change the notification settings.

应用程序中的设置器让你更改通知设置。