And plant breeders tend to raise cereals which maximise calories, not nutrients.
植物育种者也更倾向于谷物，如此一来虽保证了卡路里摄入，却没有保证营养。
Because of poor blood circulation, hair follicle where the pigment cells are not nutrients, can no longer continue to manufacture melanin.
会因为血液循环差，头发毛囊里的色素细胞得不到养分，无法再继续制造黑色素。
But some may eventually starve because they are not getting the nutrients they need to live.
因为得不到生存所需的营养，有些人最终可能会饿死。
The nutrients are deep down in the active layer anyway, not high up near the surface, which is the part of the active layer most affected by run-off.
不管怎样，营养物质存在于活性层深处而不是在表层附近，活性层受径流影响最大的地方。
Hydroponics is not planting them in pure water, in water that has the proper mix of nutrients.
水培法不是把它们种植在纯净水里，而是在适当混合了营养素的水中。
Warming changes key characteristics of the ocean and can affect phytoplankton growth, since they need not only sunlight and carbon dioxide to grow, but also nutrients.
气候变暖改变了海洋的主要特征，并会影响浮游植物的生长，因为它们不仅需要阳光和二氧化碳才能生长，而且还需要营养。
The primary growing medium, what the plants draw nutrients from, is actually soil, not water.
主要的生长介质，也就是植物吸收营养的来源，实际上是土壤，而不是水。
Nutrients as a whole in the food supply are declining, Hansen says, citing another reason not to lump 1958 studies with more current ones.
营养素作为一个整体在粮食供应中下降，汉森说道，引用了另一项理由不使1958年的研究和现在的混在一起。
Not everyone has a good diet so some of those nutrients might be deficient.
不过，不是每个人都能吃得那么好，所以营养素多少会摄入不足。
Not only are sugary drinks detrimental for oral health, they're calorific and provide little in the way of nutrients.
不仅是含糖饮料，不利于口腔卫生，而且他们发热量，并提供很少的营养素。
While a multivitamin is a good addition to any balanced diet, individual supplements and vitamin pills may not be as well absorbed by the body as nutrients in foods.
虽然多种维他命剂是对均衡饮食的有益补充，但人体对单独的补充剂和维他命片剂的吸收情况不如食物中的营养那么好。
Also, when your body is in a fight-or-flight state, most nutrients and oxygen go to the major organs, not skin.
而且，当你的身体处于紧张状态时，大多数营养和氧气将会进入主要器官而不是皮肤。
Not only do insects offer an excellent source of nutrients, they have also formed part of the human diet for a very long time.
昆虫不仅是一种极好的营养来源，它们也早已成为人类饮食的一部分。
Any nutrients and water that are not taken up by the roots can be recycled, rather than being lost into the soil.
没有被植物吸收的营养物质和水可以被循环利用，而不是流失到土壤中。
Even the higher calorie ones are going to give you some nutrients that candy bars will not.
即使卡路里稍高，但燕麦棒提供给你一些营养素，而糖果则无。
And the skin is not the only healthy bit we discard —stalks and cores can also be packed with nutrients.
因此，除了果皮之外，被我们一同丢弃的果柄和果核也极具营养价值。
Four to six months of age is the time to prepare the baby to take solid food, since milk alone would not suffice to offer all the nutrients needed for the growing baby.
因为牛奶不能满足婴儿生长发育所需的全部营养，所以4 ~6个月的婴儿就应该开始补充其他食品。
But if you buy milk in glass or translucent containers, you may not be getting all the nutrients you should be.
但是，如果你买牛奶的时候用玻璃或半透明容器盛牛奶，你可能得不到全部本应得到的营养素。
These are some of the nutrients that have but we can not ignore the fact that habitual consumption promotes the development of rectal cancer, gout, and migraine.
这些是啤酒的营养，但我们不能忽视一个事实，那就是习惯性喝啤酒容易引起直肠癌，痛风及偏头痛。
Like I said before, our lifestyles do not make it easy to get the quality nutrients we need from our food.
就像我之前说的那样，我们的生活方式没有使得我们能够很容易的从食物中获取我们需要的高质量营养。
Children go through dynamic phases of growth, and a low-calorie diet is not what they need. They need nutrients and activity.
儿童成长是一个动态的过程，低热量饮食并不符合他们的所需，他们所需的是(足够的)营养和活动。
Organic produce and meat do not necessarily have more nutrients.
有机农产品和肉类不一定有更多营养。
One reason the sea (unlike the land) is not covered with plants is that it lacks crucial nutrients—iron, in particular.
海洋不像陆地那样有植被覆盖，一个特别的原因就是因为其缺乏关键元素——铁。
Good nutrients like fiber raise the score, while the not-so-good, like trans fats and excess sugar, lower the score.
好的营养成分像纤维就会增加这个数值，而不好的，例如转化脂肪和过量的糖就会降低数值。
If you feel you are not getting the nutrients you need, consider taking supplements.
如果你觉得你没有获得你所需的营养，可考虑吃补充剂。
Obviously, you cannot stop feeding someone entirely when they are ill, but there might be nutrients which the patient could do without but the pathogen could not.
很明显，你不能在某人生病时让他绝食，但有些营养物对病人可有可无而对病原体却是必须的。
Obviously, you cannot stop feeding someone entirely when they are ill, but there might be nutrients which the patient could do without but the pathogen could not.
很明显，你不能在某人生病时让他绝食，但有些营养物对病人可有可无而对病原体却是必须的。
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