史密斯说，深红色的花青素保护着微妙的机制，它让树木从叶子里提取所需要的全部营养物。
Smith said the crimson anthocyanin protects the delicate mechanisms that allow the tree to extract all the nutrients from its leaves.
普通面条也没什么错，如果你需要补充能量的话，面条很有营养、对人体有益——如果你饿了的话，它更是格外香。
Not that there is anything wrong with plain pasta, it is quite nutritious and good for you if you need the carbs - and totally delicious if you are starving.
但是，它需要这些营养素的另一个原因就是为了能够提供恰当类型的适量的激素，以此来保证你生活的品质。
But the other reason it needs those nutrients is to be able to produce the right type and amount of hormones it needs to ensure your quality of life.
营养师不像营养学家，它需要被鉴定，所以需要学位证书。
Unlike nutritionists, dieticians must be certified, so a degree is required.
这仅仅是提供所有营养物质的细胞在最佳水平，这使得它决定什么它实际上不，不需要。
This simply involves providing all nutrients to the cell at optimal levels, which allows it to decide what it actually does and does not need.
它需要进行家访，有良好的纪录，营养监测设备，和训练有素的人来管理该计划。
It requires home visits, good records, nutrition-monitoring equipment, and trained people to administer the program.
展望：帮助新的小狗或小猫业主选择了宠物食品，将满足所有的新宠物的营养需要，并帮助它保持健康的生活。
Expectation: help new puppy or kitten owners pick out a pet food that will meet all of the new pet's nutritional needs and help it stay healthy for life.
它只需要改变农民种植的植物，土地，水和营养等的方式。
It only requires changes in the way ways that rice farmers manage plants, soil, water and nutritions nutrients.
瘤怎样分泌增长系数在它的附近形成新血管，这为它提供它需要，为了增长的营养物，第2章描述。
Chapter 2 describes how tumor secretes growth factors to form new blood vessels in its vicinity, which provide it with nutrients it needs in order to grow.
它含丰富海洋精华，可提供肌肤所需要的营养。
With natural enrichment from the sea, it provides much nutrients needed by the skin.
鸡蛋是含有大量的基本需要的营养物质对人体，它的发现几乎在世界的任何部分。
Egg is contains a lot of essential nutrients needed by the human body, and it's commonly found in almost any part of the world.
假如一个软珊瑚主持虫黄藻(海藻给珊瑚营养物质它需要生长)当水变得太热了，海藻离开和软珊瑚死亡。
If a soft coral hosts zooxanthellae (the algae that give coral the nutrients it needs to grow) and the water becomes too warm, the algae leave and the soft coral die.
假如一个软珊瑚主持虫黄藻(海藻给珊瑚营养物质它需要生长)当水变得太热了，海藻离开和软珊瑚死亡。
If a soft coral hosts zooxanthellae (the algae that give coral the nutrients it needs to grow) and the water becomes too warm, the algae leave and the soft coral die.
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