late 14c., from Old French insufficient (14c.), from Latin insufficientem (nominative insufficiens) "insufficient," from in- "not, opposite of" (see in- (1)) + sufficientem (see sufficient). Originally of persons, "inadequate, unable;" of things, from late 15c. Related: Insufficiently.
权威例句
1. The judge finally concluded there was insufficient evidence of premeditation.
法官最终作出判定,没有足够证据证明那是有预谋的。
2. There is insufficient space for enlargement of the buildings.
没有足够的空间扩建这些建筑。
3. British industry suffers through insufficient investment in research.
研究投入不足让英国工业深受其害。
4. The evidence against him was weak and insufficient.