de·fi·cient
adjective/dɪˈfɪʃnt/
/dɪˈfɪʃnt/
- 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
- a diet that is deficient in vitamin A
- not good enough
欠缺；不够好；不令人满意 - Deaf people are sometimes treated as being mentally deficient.
耳聋的人有时被看作智力不健全。
Oxford Collocations Dictionaryverbs- be
- prove
- become
- …
- gravely
- sadly
- seriously
- …
- in
- Deaf people are sometimes treated as being mentally deficient.
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’.