茄科包括的一系列植物有很多你们是不会食用的，如曼德拉草、颠茄、甚至烟草。

The Nightshade family is a category of plants which also includes many that you wouldn't want to eat, like mandrake, belladonna, and even tobacco.

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胡萝卜的制作和食用方法有很多种。

Carrots are prepared and eaten in many different ways.

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而且，它们生活在开阔的田野里，那里有很多可食用的植物。

Also they live in open fields where there is lots of edible vegetation.

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Another is how much it's processed and how if you take things that started out as food like wheat or corn, and then they're processed many different ways, and things are added to them or done to them that change their chemical properties, does that affect whether we would consider them food?

另一个是它们被加工过程和程度,比如对于用来食用的麦子和玉米,有很多种加工方式,可以向它们添加一些东西,或进行一些加工去改变它们的化学性质,这会影响我们去判断它们是否为食品吗

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选