蛋白质缺乏，蛋白质缺乏病

protein deficiencies───蛋白质缺乏，蛋白质缺乏病

vitamin deficiency───[内科]维生素缺乏；[内科]维生素缺乏症

cause deficiency───引起缺陷

mental deficiency───心智缺陷；[医]智力缺陷；精神不健全

magnesium deficiency───缺镁；缺镁症

nutritional deficiency───营养不良

improved efficiency───提高效率

you ever known anyone with a protein deficiency?───你听说过谁患了蛋白质缺乏症吗？

Suppliers trying to cut costs are believed to have added the toxic chemical to watered-down milk to cover up the resulting protein deficiency.───人们认为，一心想削减成本的厂商们在注水牛奶中加入了有毒化学物质，借此来掩盖因此产生的蛋白质含量不足的质量缺陷。

Protein deficiency can affect the entire body – organs, tissues, skin, and muscles, as well as certain body processes.───蛋白质不足可影响整个机体――器官、组织、皮肤、肌肉及某些机体过程。

Although she has no medical confirmation, she believes the family had symptoms of vitamin D - and protein - deficiency.───尽管她未得到医学上的证实, 她相信她家人有缺乏维他命D和蛋白质的症状.