科学家说，低耕农业是世界上对人类和环境都有利的最佳技术之一。

Scientists say Low Till Agriculture is one of the best examples in the worlds of technologies working for both people, and the environment.

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通常情况下，低画质的视频看着就很不错了，高质量的视频并不是什么时候都有。

Often, though, even low quality is highly watchable, and high-quality versions of some shows are not available in any case.

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甚至那些被普遍认为健康的饮食，例如低脂、素食和纯素食饮食都有可能是不平衡的。

Even what are commonly considered as healthy diets, such as low fat, vegetarien and vegan diets can be improperly balanced.

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And so these are the things people care about a lot and they're the ones that popular diet books are built around almost exclusively: that you should eat low fat, you should eat low carbs, high fat, they're all kinds of permutations of these that exist out there.

所以大量营养素是人们所关注的,它们也是,现在流行的饮食书籍所围绕的话题,类似人们应该吃的低脂或者应该低碳高脂,各种各样的说法都有

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选