1·Soils are most commonly deficient in nitrogen and phosphorus.
土壤最经常缺乏氮和磷。
2·Some soils are notoriously deficient in micro nutrients and are therefore unable to support most plant life.
有些土壤是出了名的缺乏微量营养，因此无法支持大多数植物的生命。
3·They believe such a diet which includes no products from animal sources can be deficient in many of the necessary vitamins and minerals our bodies need.
他们认为，这样的饮食不包括任何动物来源的产品，会缺乏我们身体所需的许多必要的维生素和矿物质。
4·It is deficient in dietary fiber, essential fats, niacin, vitamin c, and iron, and overloaded with calories, saturated fat, environmental chemicals, and disease pathogens (bacteria and viruses).
牛奶缺乏膳食纤维、必需脂肪酸、烟酸、维生素c、铁，而含有过量的卡路里、饱和脂肪酸、环境化学物和疾病病原体(细菌和病毒)。
5·If a person is deficient in practical experience, he can hardly become a successful man with only what he has learned from class.
如果一个人缺乏实践经验，他仅仅凭借学堂里学的东西是难以使自己成为一个成功人士的。