Vegetable sources usually are low on or missing certain essential amino acids.

植物类食品中通常不含或者含有很少的必需氨基酸.

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Valine is one of the essential amino acids.

缬氨酸是一种氨基酸.

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Phenylalanine: One of the essential amino acids, present in many common proteins, especially hemoglobin.

苯丙氨酸: 见于普通蛋白质 、 尤其是血红蛋白中的一种基本氨基酸.

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Eating more foods containing essential amino acids, such as red meat, will also help.

多吃些含人体必需的氨基酸的食物如牛羊肉, 也会有益.

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Should not rely on a separate starch - based food, because they lack - quality protein and essential amino acids.

不应单独依靠淀粉类为主食, 因为它们缺乏优质蛋白质和必需氨基酸.

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The essential amino acids are leucine, isoleucine, lysine, methionine, phenylalanine, threonine , tryptophan, and valine.

必需氨基酸包括亮氨酸 、 异亮氨酸 、 赖氨酸 、 蛋氨酸 、 苯丙氨酸 、 苏氨酸 、 色氨酸和缬氨酸.

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Cordyceps sinensis contains cordycepin , polysaccharides, trace elements, varieties of essential amino acids and vitamins etc.

它含有虫草素 、 多糖 、 微量元素 、 人体必需的各种氨基酸和维生素等.

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