Eating unhealthy food is another problem.

吃不健康的食物是另一个问题。

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But whereas a change in your diet to, for example, eating unhealthy foods will soon be noticeable in your skin, changes to your hair will take a lot longer.

但是你的饮食上的变化——例如吃不健康的食物——很快就会明显反映在皮肤上，而改变你的发质需要更长的时间。

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Children should avoid eating unhealthy food.

小孩应该避免吃不卫生的食品。

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Too much eating. Too many unhealthy foods.

VOA: special.2009.08.06

First, let's talk about malnutrition. Now usually that concept gets used to talk about too little nutrition, but in fact, if you consider mal to mean poor rather than too little, and poor nutrition can really get manifested as under-nutrition, over-nutrition, or just unhealthy eating in general.

我们首先谈谈营养不良,现在我们通常把这个概念视同于缺乏营养,但实际上理解为"不好的",比"不足"更为恰当,一般而言,不好的营养可以被理解为,营养不足,营养过剩,或者仅仅是指不健康的饮食

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

At first she was concerned about eating an unhealthy snack.

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However, Fiona Ford, a research nutritionist from the University of Sheffield, said that in the absence of strong evidence that the same effect was present in humans, it would be wrong to make women feel guilty about eating some unhealthy snacks during pregnancy.

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And she added the government was taking a range of measures to combat unhealthy eating.

BBC: Person eating a burger