几十年来，研究人员都推测嘴馋是身体想调整营养缺乏的潜意识在起作用。
For decades, researchers surmised that food cravings were the body's subconscious effort to correct nutritional deficiencies.
目的研究在营养缺乏的环境中自由生活阿米巴自噬的变化和自噬结构的形态学特征。
Objective to investigate the change of autophagy and morphological characteristics of the autophagic structures in free-living amoeba under nutritional stress.
儿童之出生之日起，就被唯恐营养缺乏的环境围绕，不但自己吃啥有求必应，而且还被迫吃大量的食物。
Children born of the day, be be lest the environment around the lack of nutrition, not only own eat what responsive, and still forced to eat a lot of food.
让成人肥胖的廉价食品使儿童缺乏不可或缺的营养。
The cheap foods that make adults fat starve children of absolutely essential nutrients.
有些土壤是出了名的缺乏微量营养，因此无法支持大多数植物的生命。
Some soils are notoriously deficient in micro nutrients and are therefore unable to support most plant life.
这个生态系统是生物圈中令人着迷的悖论之一：清澈而又缺乏营养的水域是如何支撑如此多产的群落的？
This ecosystem is one of the fascinating paradoxes of the biosphere: how do clear, and thus nutrient-poor, waters support such prolific and productive communities?
锰、锶和钒的含量高于正常水平，可能表明严重依赖可食用植物的饮食缺乏营养。
Higher than normal levels of manganese, strontium, and vanadium probably indicate a less nutritious diet heavily dependent on edible plants.
叶绿素虽然已经进化得极为精巧，能捕捉阳光中的能量，但有时也会应接不暇，特别是在干旱、低温或缺乏营养的情况下。
Chlorophyll, although exquisitely evolved to capture the energy of sunlight, can sometimes be overwhelmed by it, especially in situations of drought, low temperatures, or nutrient deficiency.
除了低营养价值和缺乏纤维从绿色蔬菜，大量的脂肪，尤其是反式脂肪，开始令人担忧的公众。
Besides the low nutrition value and lack of fibres from green vegetables, vast amounts of fat, particularly trans fat, starts alarming the public.
可以将更多的营养素和维生素育入作物，防治正在影响世界如此众多穷人的营养素缺乏症。
More nutrients and vitamins may be bred into plants, combating the nutrient deficiencies that affect so many of the world's poor.
更重要的是我们已经证明，阻断这些基因中的一个，将会使癌细胞因缺乏重要的营养成分而挨饿——并减少肿瘤的大小和疾病的蔓延。
And importantly we've shown that blocking one of these genes will starve the cancer cells of vital nutrients - and reduce tumour size and spread of the disease.
国际粮食政策研究所的霍迪诺特·约翰说，以前失败的教训是，必须选择目标：集中在主要的营养素缺乏上面，集中在你可以做的最好的方面，主要针对婴儿。
John Hoddinott of IFPRI says the lesson of previous failures is that you have to select your targets: focus on the main deficiencies and on those for whom you can do most good, especially infants.
我们关键要知道的是，身体缺乏营养会增加女性患心脏病、癌症、糖尿病和骨质疏松症的几率。
What's important to know is that poor nutrition increases a woman's risk for heart disease, cancer, diabetes, and osteoporosis.
国家饮食护理协会发现对于老年人所需营养的知识缺乏认知确，加上雇用来照顾老人的照顾工并不需经过官方检查，这使得老人家置身风险之下。
The NACC report found there is a lack of awareness about the right nutrition for older people, with many older at risk as those hired by direct care do not need official checks.
在75岁以上的住院老人中，半数人被认为是营养缺乏，这一数量和肥胖的人数相当。
Half of those over 75 in hospital are reckoned to be nutrient-deficient, as are many obese people.
垃圾食品的缺乏营养并且过度加工。
Junk food is devoid of nutrients and overflowing with processing.
她终于熬到了把鬼子赶出中国的那一天，可是她的儿子却在那炮火连天的岁月里，由于缺医少药，又极度缺乏营养，因病夭折了。
Finally she insisted until the day when all the Japanese armies were kicked out of China. Nonetheless, her son died of disease without sufficient medicine and nutrition in those days of hardships.
很显然，体重超重已经不仅仅受到食物短缺的困扰，但是发达国家中的大批老年人却面临营养缺乏。
The overweight are obviously not troubled by a shortage of food. But a large group of people in rich countries does suffer from nutritional deficiencies: the elderly.
一个方面，在快餐店里妨碍健康饮食主要表现在缺乏知识、能让你满意的营养内容。
One obstacle to healthy eating at fast food restaurants is the lack of knowledge of the nutritional content of your favorite items.
全球化的食品营销和分发把高脂、高糖和高盐、但缺乏必要营养素的加工食品带到世界上的每一个角落。
The globalization of food marketing and distribution has brought processed foods, rich in fat, sugar, and salt, and low in essential nutrients, into every corner of the world.
悲哀的是，儿童营养重新授权过程让我们看到我们国家缺乏解决儿童健康的意愿。
Sadly, the Child Nutrition Reauthorization process has brought to light our nation's lack of commitment to our children's health.
“快乐套餐”不腐烂的秘密在于：套餐多脂肪；多盐和缺乏营养- - -这些才是我们远离它的最好理由。
Happy Meal manages to stay unspoiled because it is fatty, salty and practically empty of nutrients — which, really, are all good reasons to avoid it anyway.
“快乐套餐”不腐烂的秘密在于：套餐多脂肪；多盐和缺乏营养- - -这些才是我们远离它的最好理由。
Happy Meal manages to stay unspoiled because it is fatty, salty and practically empty of nutrients — which, really, are all good reasons to avoid it anyway.
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