“可能在母体的母乳中也有一些成分对他们的成长有影响，但我们目前没有能力查出。”酷咋瓦说。
"There may be factors in the mother's breast milk, but we don't have the ability to actually look at that," Kuzawa notes.
不计其数的营养分子和其他成分一起作用，使母乳对宝宝来说如此有益于健康，但是科学家数十年的研究致力于认识其中的两种酶。
A countless number of nutrients and other components combine to make breast milk so healthful for babies. But scientists working decades ago zeroed in on two enzymes.
经修订的婴儿配方食品和特殊医用婴儿配方食品的标准以对母乳成分的最新科学认识为依据。
The revised standard for infant formulae and those for special medical purposes is based on the latest scientific understanding of the composition of breast milk.
大家知道，即使母乳经过了巴氏消毒法和冷冻后，仍能保持绝大部分的营养成分。
Even after pasteurization and freezing, the milk is known to retain most of its healthy properties.
乳铁蛋白是母乳中自然存在的一种蛋白质，可以帮助婴儿抵抗有害细菌和真菌的侵袭，但是配方奶粉中却缺少这种成分。
Lactoferrin is a naturally occurring protein in humans that provides babies with bacterial and fungal protection, and it's distinctly lacking in artificial formula.
在这个阶段，大多数的营养成分还是来自于母乳或者奶粉。
At this stage, most of the nutrition still comes from breast milk or formula.
母乳含有许多有助于提高免疫能力的营养成分。
Breast milk contains a number of ingredients which contribute to immunity.
研究人员发现，母亲在生育前食用更多三文鱼将有助于提高母乳中的生命所需的营养成分水平。
Mothers who eat more salmon before giving birth boost levels of a vital nutrient in their breast milk, researchers have found.
临床研究标明，DHA是母乳中的一个重要的营养成分，有助于加强婴儿的大脑和视力的发育。
Clinically studies show that DHA, an important nutrient found in breast milk, helps enhance brain and eye development in infants.
有些观点提出，促成智商提升的并非母乳中的成分，而是母乳喂养过程中母亲与孩子之间产生的情感纽带。
Some theories suggest that it isn't the content of the milk but the bond between mother and child developed while nursing that accounts for some of the boost.
其他一些观点则把它归功于在母乳中发现的DHA和ARA等营养成分，这些脂肪酸都与大脑发育有关。
Other ideas hinge on nutrients found in breast milk such as DHA and ARA, which are fatty acids linked to brain development.
若要向医院销售，母乳银行必须保证他们所提供的母乳按照规定含有一定的营养成分和热量。
To sell to hospitals, banks must provide milk with a specific, consistent balance of nutrients and calories.
比较了不同时期母乳成分、早产儿与足月儿母乳成分、城区与郊区母乳成分以及母乳与牛乳成分的差异。
Comparing components of human milk in different period, in term and preterm milk, in city and suburb, and components between human milk and milk.
母乳是婴儿最好也是最安全的营养品，给婴儿使用的营养品应该也是在成分上最接近母乳的。
Breast milk is the best and safest form of nutrition for infants. The goal for infant formulas is to match as closely as possible the composition of human breast milk.
母乳是婴儿最好也是最安全的营养品，给婴儿使用的营养品应该也是在成分上最接近母乳的。
Breast milk is the best and safest form of nutrition for infants. The goal for infant formulas is to match as closely as possible the composition of human breast milk.
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