These methods prevent pregnancy.
这些方法预防怀孕。
We are taking steps to prevent pollution.
我们正在采取措施防止污染。
Regular exercise helps prevent weight gain.
经常锻炼有助于防止体重增加。
Precautions had to be taken to prevent pilfering.
应采取预防措施来避免偷窃。
The floor is sealed to prevent water penetration.
地板加了密封涂料防止渗水。
They were trying to prevent an even worse tragedy.
他们正在设法避免更大的悲剧发生。
Further treatment will prevent cancer from developing.
进一步治疗将预防癌症恶化。
We hope to prevent anything unpleasant from happening.
我们希望防止任何不愉快的事发生。
This can prevent air from flowing freely to the lungs.
这可以防止空气任意流入肺部。
Early diagnosis and treatment can usually prevent blindness.
早期诊断和治疗通常可以防止失明。
He said this would prevent companies from creating new jobs.
他说这将阻止各公司创造新的职位。
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。
Nothing would prevent him from speaking out against injustice.
什么都不能阻止他鸣不平。
Early identification of a disease can prevent death and illness.
疾病的早期确认可避免死亡和病痛。
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。
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。
Family control would prevent any hostile takeover or greenmail attempt.
家族控制可以防止任何恶意收购或绿票讹诈的企图。
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。
The object of these movements is to prevent stiffness or deformity of joints.
这些活动的目的是防止关节僵硬或变形。
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。
They are only doing what is necessary to prevent wholesale destruction of vegetation.
他们只是在做为防止植被遭大规模破坏而必须做的事情。
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。
Extra payments should be made to protect the interests of the staff and prevent exploitation.
额外报酬应被支付以维护员工的利益和防止剥削。
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。
Relative poverty, however, did not prevent Martin from equipping himself with an excellent education.
然而相对的贫穷并没有妨碍马丁接受良好教育。
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。
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。
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