in·suf·fi·cient
adjective OPAL W
/ˌɪnsəˈfɪʃnt/
/ˌɪnsəˈfɪʃnt/
(formal)- not large, strong or important enough for a particular purpose
不充分的；不足的；不够重要的 - insufficient time
时间不够 - The management paid insufficient attention to working conditions.
管理层对工作条件关注不够。 - There are fears that the existing flood barrier may prove insufficient.
人们担心现有的防洪堤可能不够用。 - I’m afraid we have insufficient evidence.
恐怕我们证据不足。 - insufficient to do something His salary is insufficient to meet his needs.
他的薪水不够应付需要。 - insufficient for something The plan was to refurbish the whole building but the funds raised were insufficient for the purpose.
计划是翻新整座大楼，但筹集的资金不足以实现这一目的。
Oxford Collocations Dictionaryverbs- be
- prove
- quite
- wholly
- simply
- …
- for
Word Originlate Middle English (in the sense ‘incapable, incompetent’): via Old French from late Latin insufficient- ‘not sufficing’, from in- ‘not’ + Latin sufficere ‘put under, meet the need of’ (from sub- ‘under’ + facere ‘make’). - insufficient time