研究总体表明，昆虫可以为食物或饲养系统做出有价值的经济和营养贡献。
Studies overall show that insects could make valuable economic and nutritional contributions to the food or feed systems.
由于养分的重要性和贫乏性，营养循环是我们在这门课中会讲到的最重要的生态系统过程之一。
Because of the importance of nutrients and their scarcity, nutrient recycling is one of the most significant eco-system processes that we'll cover in this course.
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?
科学家们仍在研究营养成份与免疫系统相互作用的复杂方式。
Scientists are still studying all the complex ways in which nutrients interact with the immune system.
康普茶的钟情者都称它是神奇滋补药，而有些营养专家警告，它对免疫系统衰弱的人来说极可能是有毒性的。
Kombucha lovers call it a wonder tonic, while some nutrition experts warn that too much can be toxic for people with weak immune systems.
英国营养专家认为，告知身体何时停止吃饭的信号系统出现问题可能是造成这一问题的部分原因。
Problems in signalling systems which tell the body when to stop eating may be partly responsible, said a UK nutrition expert.
你的心血管系统是一组重要而脆弱的结构，它输送你身体富含营养和氧气的血液。
Your cardiovascular system is an important and fragile group of structures that pumps nutrient - and oxygen-rich blood throughout your body.
这也是维生素b - 12缺乏的症状，B - 12是合成红细胞和DNA、维持神经系统正常运转的不可或缺的营养物质。
Those are also symptoms of a deficiency of B-12, a key nutrient needed to make red blood cells and DNA and keep the nervous system working right.
此时应多吃营养丰富的食物，特别是水果和蔬菜，它们富含维生素，有助于免疫系统发挥最佳功效。
You should be eating mostly nutrition-rich foods, especially fruits and veggies, which are packed with vitamins to keep your immune system functioning at its best.
他还说，一种预测超市产品营养价值的红绿灯系统现在已经建立起来。
He added: "the use of a traffic light system to indicate the nutritional value of supermarket produce is now well-established."
富含益生菌的酸奶会清理你的消化系统，帮助你的身体吸收更多营养。
Yogurt with live cultures keep your digestive system clean, which helps your body absorb all the nutrients from food.
营养不良或营养不足可使儿童免疫系统虚弱，尤其是在非完全母乳喂养的婴儿中。
A child's immune system may be weakened by malnutrition or undernourishment, especially in infants who are not exclusively breastfed.
例如，多吃富含微量营养素的蔬菜水果，可以提升免疫系统的功能，增加身体抵抗力，预防传染病。
For example, diets rich in fruit and vegetables, which contain immune-system boosting micronutrients, enhance the body's natural defenses against infectious disease.
血液还把消化系统产生的营养和腺体分泌的激素传输到全身各处。
Blood also distributes nourishment from the digestive system and hormones from glands.
例如，可以从运营系统检索信息，以便供研究和开发小组初始化营养标签。
For example, it is quite likely that information would be retrieved from an operational system to initialize the nutritional label for the research and development lead.
与家庭支持、卫生、营养或教育系统和服务相结合。
Integrated with family support, health, nutrition, or education systems and services.
加强疾病和营养监测系统，使之能够做出快速反应。
Strengthen disease and nutritional surveillance systems to enable rapid response.
2010财年，世行对卫生、营养和人口项目的贷款创历史纪录。为实现改善卫生成果这一目标，世行继续通过多种渠道筹集资金，特别重视加强国家卫生系统。
With the Bank's record lending for HNP activities in FY10, the Bank continues to channel resources to reach this goal, with a focus on strengthening country health systems to improve health results.
当一个人得了癌症时，说明这个人有多重的营养缺乏。这些缺乏可以归因于基因、环境、食物和生命系统因素。
When a person has cancer it indicates the person has multiple nutritional deficiencies. These could be due to genetic, environmental.
Nuval（译者注：估计是nutrition value（营养值）的缩写）是一个由1到100数值组成的系统，数值表示了30多种营养成分的含量。
NuVal is a 1-100 based system that weighs 30-plus nutrients and nutrition factors.
我们吃喝的东西都被消化系统分解，然后营养物质和葡萄糖被释放出来通过薄膜过滤进入到血液循环中，接着再以不同形式进入到细胞中。
What we eat and drink is broken down by the digestive system; nutrients and glucose are released and then filtered through membranes into the bloodstream before entering the cells in various forms.
神经系统和大脑需要营养物质。
如果他们的体质和免疫系统未因饥饿和营养不足而虚弱，他们本会存活。
They would survive if their bodies and immune systems had not been weakened by hunger and malnutrition.
世卫组织在该地区的优先事项是改进水和卫生系统、监测疾病暴发情况、开展卫生服务和食品和营养工作。
The WHO priorities in the region are to improve the water and sanitation systems, the surveillance of disease outbreaks, the running of health services and food and nutrition.
从胎鼠中取出的肺细胞被注入这个装置系统中，同时还有帮助细胞生长的营养物质。
Lung cells taken from rat fetuses were injected into the setup, along with nutrients that helped the cells grow.
“差的营养会伤害免疫系统，”英国营养基金会营养科学家安娜·丹尼说。
"Poor nutrition can compromise the immune system," says Anna Denny, nutrition scientist at the British nutrition Foundation.
农用化工产品破坏了原始生态系统赖以生存的营养更新的自然循环。
Agrochemicals had destroyed the natural cycles of nutrient renewal that intact ecosystems use to maintain themselves.
瘦蛋白质——鸡肉鱼肉而不是红肉，加上蔬菜会顺畅地进入新陈代谢系统并能吸收营养。
Lean protein, meaning chicken and fish rather than heavy red meat, with fresh vegetables will pass right through your system and restore nutrients to your body.
瘦蛋白质——鸡肉鱼肉而不是红肉，加上蔬菜会顺畅地进入新陈代谢系统并能吸收营养。
Lean protein, meaning chicken and fish rather than heavy red meat, with fresh vegetables will pass right through your system and restore nutrients to your body.
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