prevented

A nasty incident was prevented by the timely arrival of the police .

警察的及时到来阻止了一次严重事故。

Sure , I could have asked her , but something prevented me from doing so ．

当然,我本来可以问她的,但有件事阻止了我这么做。

Snow has prevented communication with the outside world for three days .

大雪使得与外界的通信联系中断了三天。

They took active steps to prevent the spread of the disease .

他们采取积极措施，防止疾病蔓延。

Early warnings of rising water levels prevented another major catastrophe .

提前发出的洪水水位上涨警报防止了又一次的重大灾害。

Nothing would prevent him / his speaking out against injustice .

什么也阻挡不了他为不平之事鸣冤叫屈。

We are taking steps to prevent pollution .

我们正在采取措施防止污染。

They were trying to prevent an even worse tragedy .

他们正在设法避免更大的悲剧发生。

A back injury prevented active participation in any sports for a while .

背伤曾一度妨碍积极参加任何体育运动。

Nothing would prevent him from speaking out against injustice .

什么都不能阻止他鸣不平。

The floor is sealed to prevent water penetration .

地板加了密封涂料防止渗水。

This can prevent air from flowing freely to the lungs .

这可以防止空气任意流入肺部。

Dressings are changed four hourly to help prevent infection .

每四小时更换一次敷料，以防感染。

Regular exercise helps prevent weight gain .

经常锻炼有助于防止体重增加。

The law prevented the employment of children under ten in the cotton mills .

法律禁止棉纺厂雇用十岁以下的童工。

The accident could have been prevented .

这次事故本来是可以防止的。

Put a lid on to prevent heat escaping .

盖上盖子，以免热气跑了。

He is prevented by law from holding a licence .

法律不准他持有执照。

It was too late to prevent the story from appearing in the national newspapers .

要阻止全国性报纸刊登这件事情已为时太晚。

We hope to prevent anything unpleasant from happening .

我们希望防止任何不愉快的事发生。

Be sure to wear the correct footwear to prevent injuries to your feet .

一定要穿合适的鞋，以免脚受伤。

The rain prevented them from eating outdoors .

雨天使他们无法户外用餐。

Prisoners have been placed on lockdown to prevent further violence at the jail .

已对囚犯实行活动限制，以免狱中再出现暴力行为。

He said this would prevent companies from creating new jobs

他说这将使公司无法创造新的工作机会。

Further treatment will prevent cancer from developing

进一步的治疗将阻止癌症恶化。

Early identification of a disease can prevent death and illness

病症的及早诊断可避免死亡与病痛。

The club 's constitution prevented women from becoming full members .

这个俱乐部的章程不允许女性成为正式会员。

The police have been trying to prevent them carrying weapons .

警方一直都设法阻止他们携带武器。

The packaging must provide an effective barrier to prevent contamination of the product .

包装必须提供有效的保护，以免产品受污染。

Some of the diseases of middle age may be prevented by improving nutrition .

中年时期的一些疾病可以通过改善营养的方式来预防。