Precautions had to be taken to prevent pilfering.

应采取预防措施来避免偷窃。

They were trying to prevent an even worse tragedy.

他们正在设法避免更大的悲剧发生。

The bride's family were scheming to prevent a wedding.

新娘的家人在密谋阻止婚礼。

All you can do to prevent potato blight is keep an eye on your crops.

为预防马铃薯枯萎病你惟一能做的就是留意你的庄稼。

The security forces had to intervene to prevent the situation worsening.

那些安全部队不得不干预以阻止形势变得更糟。

Riot police are being deployed throughout the city to prevent any trouble.

防暴警察正部署至全城以防止骚乱。

Vitamin K is routinely given in the first week of life to prevent bleeding.

维生素K要在婴儿出生的第一周内常规性地补充以防出血。

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。

There's been talk of a retaliatory blockade to prevent supplies from getting through.

有人在谈论实施报复性封锁，以阻止供应物资通过。

Lemon juice can help to prevent economy-class syndrome by improving blood circulation.

柠檬汁通过改善血液循环来帮助预防经济舱综合症。

Japanese leaders, however, are eager to prevent a rerun of the diplomatic disaster of 1991.

然而日本的领导者很想阻止1991年外交灾难的重演。

Urgent talks are going on to prevent the market going into financial meltdown during the summer.

紧急谈判正在进行中，以防止市场在夏天陷入金融崩溃。

Today the city government has taken measures to prevent a repetition of last year's confrontation.

今天市政府已经采取了措施来防止去年的冲突重演。

Although the causes of cancer are being uncovered, we do not yet have any practical way to prevent it.

尽管癌症的病因正被揭开，但我们还没有任何预防它的有效的方法。

Looking to the future, though, we asked him what the prospects are for a vaccine to prevent infection in the first place.

然而，展望未来时，我们首先问他一种预防传染的疫苗前景如何。

Everything I do is to prevent pain.

我所做的一切是为了防止痛苦。

We have to prevent them from starting.

我们必须阻止他们开始。

Four boys caught him to prevent the thud.

四个男孩抓住他以防止他砰的一声掉下来。

What will Molly do to prevent the problem?

莫莉会做什么来防止这个问题？

"There was nothing to prevent thee," he answered crustily.

“没有什么能阻止你。” 他坚定地回答。

Another is to prevent the spread of HIV from mother to child.

另一个是为了防止艾滋病毒从母亲传播给孩子。

Take every precaution to prevent the flag from becoming soiled.

要采取一切预防措施，以防旗帜被弄脏。

We are taking steps to prevent pollution.

我们正在采取措施防止污染。

The floor is sealed to prevent water penetration.

地板加了密封涂料防止渗水。

We hope to prevent anything unpleasant from happening.

我们希望防止任何不愉快的事发生。

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。

Police are out in force to prevent a recurrence of the violence.

警察大规模地行动防止暴力的再次发生。

Care is needed when loading the roll to prevent kinking the film.

装胶卷时要小心，别使胶片扭结。

A dentist may decide to extract the tooth to prevent recurrent trouble.

牙医可能会决定拔掉这颗牙，以防复发。