- deficient (in something)
not having enough of something, especially something that is essential 缺乏的；缺少的；不足的 a diet that is deficient in vitamin A 缺乏维生素 A 的饮食 Their food is deficient in iron. 他们的食物缺铁。 Your diet is deficient in iron. 你的饮食缺铁。
Oxford Collocations Dictionaryverbs- be
- prove
- become
- …
- gravely
- sadly
- seriously
- …
- in
not good enough 有缺点的；有缺陷的 Oxford Collocations Dictionaryverbs- be
- prove
- become
- …
- gravely
- sadly
- seriously
- …
- in
Word Originlate 16th cent. (originally in the theological phrase deficient cause, denoting a failure or deficiency that has a particular consequence): from Latin deficient- ‘failing’, from the verb deficere ‘desert or fail’, from de- (expressing reversal) + facere ‘do’.