The bags have tough exterior materials to protect against knocks, rain and dust.
这些包的面料非常结实耐用，可以防撞、防雨并防尘。
《柯林斯高阶英汉双解学习词典》
Exercise will not only lower blood pressure but possibly protect against heart attacks.
锻炼不仅会降低血压，而且可能对心脏病有预防效果。
《柯林斯高阶英汉双解学习词典》
Each type evokes antibodies which protect against the homologous, but not heterologous virus.
每一种抗原型都能产生抗同种病毒的抗体, 但对异种病毒则不能.
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但是一旦感染过后, 抗体即留在血液中以防备将来再次的袭击.
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It is obviously counterproductive to treat workers like idiots to protect against those few who are.
为防范少数几个人,把所有的工作人员都当做白痴,这显然适得其反.
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Some barrier contraceptives also help to protect against sexually transmitted infections.
有些屏障避孕还有助于预防性传播疾病.
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CholeraCurrent vaccines to protect against cholera must be kept in cold storage.
当前用于保护免受霍乱侵袭的疫苗必须被冷藏.
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通常具有内嵌的安全性特征,保护客户数据拒绝未授权访问.
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All countries in the region had the right to protect themselves against external threat.
该地区的所有国家都有权保护本国免受外来威胁。
《柯林斯高阶英汉双解学习词典》
And studies have found that it helps protect against a decrease in mental ability.
研究还发现,户外运动可以帮助预防精神类疾病.
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越桔是包括华氰氧化物的混合物, 它可以防止网膜有斑点退化.
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Install a free or commercial anti-virus program to help protect against viruses, etc.
安装一个免费版或者商业版的防病毒软件，使电脑免受病毒的攻击。
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