keep away from和keep from的区别：中文意思不同、用法不同。keep away from作为动词短语，中文含义为“远离”、“使不接近”、“避开”；keep from的中文含义为“阻止”、“隐瞒”、“免于”、“忍住”。

keep away from作为动词短语，意为远离;避开;（使）不接近。

例句：Keep away from the doors while the train is moving

列车运行过程中要远离车门。

Keep away from the horse's hind feet.

离那匹马的后蹄远些。

If you don't keep away from the dog, you may be bitten.

如果你不避开那只狗，你可能会被咬伤。

They hope their children can keep away from smartphones.

他们希望他们的孩子能远离智能手机。

As long as you can keep away from them, you're safe.

keep away from避开只要你离他们远一点，你就会安全。

Keep away from him, she says. He is full of danger.

离他远点，她告诉我说，他很危险。

In a northerly wind, if I were a sailor, I would keep away from this place.

若我是水手，北风起时，我会对这里避而远之。

keep from意为阻止;隐瞒;免于;忍住;戒。

例句：She could hardly keep from laughing.

她差一点儿笑了出来。

I hope you will keep from doing anything rash.

我希望你克制自己不去做任何鲁莽的事。

And they have strategies to keep from overeating,

他们有办法避免饮食过量，

I just managed to keep myself from falling.

我差一点儿没摔倒。

Keep away from the doors while the train is moving

列车运行过程中要远离车门。

Stir the batter every now and then to keep it from separating

不时搅动面糊，防止其成分散开。

I tucked some plastic wrap around the sandwiches to keep them from getting stale.

我用塑料包装纸把三明治裹起来，防止变质。