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1·The bags have tough exterior materials to protect against knocks, rain, and dust.

这些袋子结实的外层材料有防撞、防雨、防尘的作用。《柯林斯英汉双解大词典》

2·Exercise will not only lower blood pressure but possibly protect against heart attacks.

运动不仅会降低血压，而且能防止心脏病发作。《柯林斯英汉双解大词典》

3·Running, for example, may help to protect against heart disease and other health problems.

例如，跑步可能有助于预防心脏病和其他健康问题。

4·These kinds of systems are primarily designed to protect against the sort of opportunistic smash and grab attack that makes up the majority of burglaries.

这类系统主要用来防止投机取巧和掠夺，这造成了大多数入室盗窃。

5·At the end of the day, these kinds of systems are primarily designed to protect against the sort of opportunistic smash-and-grab attack that makes up the majority of burglaries.

归根结底，这类系统主要用于防止投机取巧的砸橱窗抢劫袭击，大部分的入室盗窃都属于这类袭击。

6·Packed with protein, zinc, magnesium, and selenium, pumpkinseeds help protect against depression and heart disease.

南瓜籽富含蛋白质，锌，镁和硒，有助于预防抑郁症和心脏病。

7·But how do you protect against human error?

但如何才能避免人为的错误呢？

8·Myth: Taking vitamins can protect against cancer.

误区4：维生素能对抗癌症。

9·Don't take supplements to protect against cancer.

不要把补充剂来预防癌症。

10·Nutrients in Whole Foods that Protect Against cancer.

食品当中能防癌的营养物质。