prevent from怎么用?

prevent from接动名词Ving形式，意思是”阻止．．．．”．

prevent··· from
=stop ···from
=keep···from (from为介词，后加ing)
阻止，预防某人干某事

防止，阻碍
Nothing can prevent him from going.

prevent··· from
=stop ···from
=keep···from (from为介词，后加ing)
阻止，预防某人干某事
比如:l prevent him from going out.我阻止他出去。

prevent from
prevent from[简明英汉词典]
阻止, 防止


被动语态

prevent from:
vt. 阻止(防止,使不)

I was prevented from going by urgent business.
我因急事不能去。

prevent··· from
=stop ···from
=keep···from (from为介词,后加ing)
阻止,预防某人干某事
比如:l prevent him from going out.我阻止他出去.

prevent sb. from sth.
prevent sb. from doing sth.