有些人搞科学是为了自己的利益，另一些人可能贪图于金钱的奖励。

SOME people do science for its own sake. Others may be lured by pecuniary rewards.

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科学家发现吃垃圾食品不益于人的健康。

Scientists have found that it is not healthy for people to eat junk food.

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科学家发现吃垃圾食品不益于人的健康。

Scientists have found that it is not healthy for people to eat junk food.

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