deficiency
英 [d?'f??(?)ns?]
美[d?'f???nsi]
- n. 缺陷，缺點(diǎn)；缺乏；不足的數(shù)額
TEM4中低頻詞CET4IELTSGRE考研TOEFLCET6常用詞匯
詞態(tài)變化
復(fù)數(shù):?deficiencies;
中文詞源
deficiency 缺陷de-, 不，非，使相反。-fic, 做，詞源同defect, efficient. 即沒做好，缺陷。
英文詞源
- deficiency (n.)
- 1630s, from deficience (mid-15c.) + -cy; or from Late Latin deficientia, from deficientem (see deficient).
雙語(yǔ)例句
- 1. Symptoms of anaemia include weakness, fatigue and iron deficiency.
- 貧血的癥狀包括虛弱、疲勞和缺鐵。
來(lái)自柯林斯例句
- 2. They did blood tests on him for signs of vitamin deficiency.
- 他們給他驗(yàn)了血，以檢查是否有維生素缺乏的跡象。
來(lái)自柯林斯例句
- 3. AIDS stands for Acquired Immune Deficiency Syndrome.
- AIDS是獲得性免疫缺損綜合征的縮寫。
來(lái)自柯林斯例句
- 4. Vitamin deficiency in the diet can cause illness.
- 飲食中缺乏維生素可能導(dǎo)致疾病。
來(lái)自《權(quán)威詞典》
- 5. During the war children suffered from a deficiency of food.
- 戰(zhàn)爭(zhēng)期間孩子們?cè)馐苋狈κ澄镏?
來(lái)自《簡(jiǎn)明英漢詞典》