deficiency
英 [d?'f??(?)ns?]
美[d?'f???nsi]
- n. 缺陷，缺点；缺乏；不足的数额
TEM4中低频词CET4IELTSGRE考研TOEFLCET6常用词汇
词态变化
复数:?deficiencies;
中文词源
deficiency 缺陷
de-, 不，非，使相反。-fic, 做，词源同defect, efficient. 即没做好，缺陷。
英文词源
- deficiency (n.)
- 1630s, from deficience (mid-15c.) + -cy; or from Late Latin deficientia, from deficientem (see deficient).
双语例句
- 1. Symptoms of anaemia include weakness, fatigue and iron deficiency.
- 贫血的症状包括虚弱、疲劳和缺铁。
来自柯林斯例句
- 2. They did blood tests on him for signs of vitamin deficiency.
- 他们给他验了血，以检查是否有维生素缺乏的迹象。
来自柯林斯例句
- 3. AIDS stands for Acquired Immune Deficiency Syndrome.
- AIDS是获得性免疫缺损综合征的缩写。
来自柯林斯例句
- 4. Vitamin deficiency in the diet can cause illness.
- 饮食中缺乏维生素可能导致疾病。
来自《权威词典》
- 5. During the war children suffered from a deficiency of food.
- 战争期间孩子们遭受缺乏食物之苦.
来自《简明英汉词典》