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1·Vitamin deficiency in the diet can cause illness.

饮食中缺乏维生素可能导致疾病。《牛津词典》

2·Opacity of the eye lens can be induced by deficiency of certain vitamins.

眼球晶状体的混浊可由缺乏某些维生素引起。《柯林斯英汉双解大词典》

3·The most serious deficiency in NATO's air defence is the lack of an identification system to distinguish friend from foe.

北约防空的最大缺陷就是缺乏能够辨认敌友的识别系统。《柯林斯英汉双解大词典》

4·Pellagra is a disease that results from niacin deficiency.

糙皮病是一种由烟酸缺乏引起的疾病。

5·In parts of South America, vitamin-A deficiency is a serious health problem, especially among children.

在南美部分地区，缺乏维生素 A 是一个严重的健康问题，尤其在儿童之中。

6·In that light, aging itself might be seen as something treatable, the way you would treat high blood pressure or a vitamin deficiency.

从这个角度来看，衰老本身可能是可以治疗的，就像治疗高血压或维生素缺乏症那样。

7·There were some proponents of the bigger dairy industry in Laos to improve a calcium deficiency, says Durst, whose favorite is fried wasp.

德斯特最喜欢的是炸黄蜂，他说：“在老挝，一个较大的乳制品加工厂中有很多人支持改善钙缺乏。”

8·Chlorophyll, although exquisitely evolved to capture the energy of sunlight, can sometimes be overwhelmed by it, especially in situations of drought, low temperatures, or nutrient deficiency.

叶绿素虽然已经进化得极为精巧，能捕捉阳光中的能量，但有时也会应接不暇，特别是在干旱、低温或缺乏营养的情况下。

9·AIDS stands for Acquired Immune Deficiency Syndrome.

AIDS是的首字母缩写。《柯林斯英汉双解大词典》

10·Deficiency of red corpuscles is caused by a lack of iron.

红血球数量不足是铁元素缺乏造成的。《柯林斯英汉双解大词典》

不足

1·Due to the furiousness of competition and comparative deficiency of management, it also presents some inner problems before us.

由于竞争的激烈和管理的相对不足，这也给我们带来了一些内在的问题。

2·Based on current evidence, unless you have a severe deficiency requiring temporary megadoses to correct, there is no reason to go any higher.

就现有的证据来看，除非你有严重的不足，要求暂时服用超高剂量。不然没有必要摄取更高的量。

3·What will be harder to put right is another deficiency regularly flagged up by the OECD: education and skills.

比较难以纠正的是另一个被经合组织经常强调的不足点：教育和技能。

4·Perhaps the employee has missed something in the training process, and this has created a systems deficiency that is causing the work to fall below the company’s standards.

或许该员工在培训的过程中错过了些什么，这导致了系统不足进而造成他的工作低于公司的标准。

5·It gets harder to absorb vitamin B12 from food as you age, and a serious deficiency can look a lot like Alzheimer's disease.

随着年龄的增加，从食物中吸收维他命b 12变得更加困难，B12的严重不足会使你看起来像是患有老年痴呆症。

缺乏

1·Vitamin deficiency in the diet can cause illness.

饮食中缺乏维生素可能导致疾病。《牛津词典》

2·There were some proponents of the bigger dairy industry in Laos to improve a calcium deficiency, says Durst, whose favorite is fried wasp.

德斯特最喜欢的是炸黄蜂，他说：“在老挝，一个较大的乳制品加工厂中有很多人支持改善钙缺乏。”

3·Chlorophyll, although exquisitely evolved to capture the energy of sunlight, can sometimes be overwhelmed by it, especially in situations of drought, low temperatures, or nutrient deficiency.

叶绿素虽然已经进化得极为精巧，能捕捉阳光中的能量，但有时也会应接不暇，特别是在干旱、低温或缺乏营养的情况下。

4·Low B12 levels give rise to elevated homocysteine levels with an associated increased risk of many illnesses, including stroke and heart disease, without any classical B12 deficiency symptoms.

B12水平低引起同型半胱氨酸水平升高与许多疾病有关，包括中风和心脏病风险的增加，没有任何标准的B12缺乏症状。

5·Some recommend that B12 supplements should not be taken unless clear deficiency symptoms occur.

有些建议，除非有明显的缺乏症状，不应补充维生素b12。

缺陷

1·This deficiency can be dealt with using the Velocity Verlet algorithm.

这个缺陷可以用维尔莱速度算法处理。

2·The deficiency of the battle plan was clear but it did succeed in the end.

作战计划的缺陷是很明显的，但最终它还是成功了。

3·That intellectual deficiency is not only a problem for Mr Miliband.

米利班德存在的不仅仅是智力上的缺陷。

4·Its use outside of specified conditions such as growth deficiency in kids and AIDS patients also is illegal.

人体生长素在一些特殊情况之外的应用是非法的，比如儿童的生长缺陷和艾滋病人的治疗。

5·So there's a deficiency here.

因此，此处出现了一个缺陷。

缺失

1·Work by Tina Malti, a psychology professor at the University of Toronto, suggests that guilt may compensate for an emotional deficiency.

多伦多大学的心理学教授蒂娜·马尔蒂的研究表明，内疚可以弥补情感上的缺失。

2·The virus causes an immune deficiency by attacking a type of white blood cell that helps to fight infections.

病毒会攻击某种能帮助我们抵御感染的血液白细胞，从而导致免疫缺失。

3·Rickets occurs because of a deficiency in sunlight exposure, not because of a deficiency in human milk.

佝偻病的发生原因是缺少日照，而不是因为母乳营养物质的缺失。

4·But it cannot be ignored that there exists severe deficiency in the legal relief system regarding invalid marriages, which is adverse to the protection of legal marriages and sanction of illegal ones.

但是不容忽视的是我国无效婚姻的法律救济制度存着严重的缺失，不利于对合法婚姻的保护和对违法婚姻的制裁。

5·There exists a false and deficiency love in educational reality, so it is necessary to rebuild a new type love, which includes productive nature.

现实教育生活中师爱处于一种虚假与缺失状态，为此必须重塑一种新型的师爱，即“生产性”的爱。

欠缺

1·Because there is obvious deficiency and imbalance on shareholders' liabilities to the breach of agreement on investment, relevant systems should be constructed and consummated.

现行公司法在股东出资违约责任体系方面存在着明显的欠缺与失衡，应着力建立和完善相应的制度。

2·The social influence of industrial design hasn't achieved prospective effect, owing to the deficiency of design comment system.

由于设计评论体系的欠缺，目前工业设计的社会影响远没有达到其应有的效果。

3·The paper proposes that the deficiency of School Environmental Management serves as one of the important factors influencing the quality and effect of Environmental Education.

本研究认为，学校环境管理的欠缺是影响学校环境教育实践性和实效性的重要因素之一。

4·The writing relates mainly the reasons of deficiency of cost management in the enterprise.

本文主要叙述企业成本管理欠缺的种种原因。

5·Then the author differentiates impossibility and superstition, hallucination, factual deficiency.

接着又区分了不能犯与迷信犯、幻觉犯及事实欠缺。

缺点

1·Too little of either can lead to leg cramps, and even a slight deficiency of magnesium can leave you lying there with a racing mind.

这两者中缺了任一样都会导致腿部抽筋，即使是稍微缺点镁，也能导致你在躺着的时候脑子一团糟，静不下来。

2·This cannot be explained away as a coarse western deficiency; though his taste swung from joyous profanity to extremes of prudishness .

说这是粗鲁的西部人的缺点是解释不通的；虽然他的趣味从快快活活的亵渎神灵到一丝不苟的一本正经。

3·This paper analyses, in terms of the kernel sentence and surface meaning, translation of long sentences in scientific English, as well as the deficiency of the kernel sentence in translation.

本文从核心句和表层意义来理解科技英语中的长句翻译，并分析了核心句在翻译过程中的缺点。

4·Traditional vibration feeders are mainly driven by electromagnet, which has the deficiency such as large volume, heavy mass, complex structure and loud noise.

电磁振动送料器在工业自动化生产线上已得到了广泛的应用，但其存在噪音大、结构复杂等缺点。

5·The design and the implementation of driver training system overcomes the deficiency of traditional on-site training system, at the same time, improves the vivid of training system.

仿真培训功能的设计与实现，不仅克服了传统的场地培训方式带来的缺点，而且提高了培训的逼真性。

(1)iron deficiency缺铁；铁缺乏

(1)iron deficiency anemia缺铁性贫血

(1)mental deficiency心智缺陷；智力缺陷；精神不健全

(1)acquired immune deficiency syndrome艾滋病；获得性免疫缺陷综合症

(1)deficiency disease营养缺乏病

(1)oxygen deficiency缺氧