Rays of hope: Regular exposure to the sun can help ward off cancer.

阳光带来希望：定期晒晒太阳可避免患上癌症。

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Studies on other captive viruses have revealed that some help ward off viral invasions.

对被俘病毒的研究已显示有些病毒能帮助宿主抵抗其它病毒的入侵。

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And if enhanced, the substance could help ward off dementias and other memory problems.

而且如果效果加强了，这个物质可以帮助治疗痴呆和其它记忆性问题。

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Fulton said regular workouts help ward off disease and keep weight stable over time.

CNN: Weight losers combat fear of exercise, schoolyard torment

The Fed's sandbag strategy will help ward off disaster, but it won't shore up a sagging economy.

ECONOMIST: Credit crunch

Ones like the pictured model having sterling silver bullets which Yvan likes to muse help ward off werewolves.

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