My only idea was to prevent the woman from speaking.

我唯一的想法就是不讓那女人講話。

I am very sorry that a previous engagement prevents me from accepting your kind invitation.

很抱歉,因為我已另有約會不能接受你好意的邀請。

Let nothing prevent you from doing your duty.

不要讓任何事情妨礙你盡你的職責。

This will prevent them from abusing their power and enjoying special privileges.

這就可以防止他們濫用權力,享受特權。

We should take measures to prevent the flood from threatening that area.

我們應該采取措施防止洪水威脅那地區。

Metals are usually coated with paint to prevent them from rusting.

通常在金屬上涂漆以防止生銹。

What prevents rays from entering your eyes?

什么阻止光線進入你的眼睛?

His prompt action prevented the fire from spreading.

他的果斷行動制止了火勢的蔓延。

Who prevents their plans from being carried out?

誰會阻止他們實施自己的計劃呢?

We must try to prevent our environment from being polluted.

我們應該防止環境受到污染。

I have been unavoidably prevented from coming.

我身不由己,不能前來。

I was prevented by illness from joining in the competition.

我因病未能參加競賽。

Unless we get more funding we\\\'ll be prevented from finishing our experimental programme.

我們如果得不到更多的經費,將無法完成實驗計劃。

They were prevented from stealing the car by a smart policeman.

一名機警的警察使他們盜車未遂。