记忆方法
双解例句
小知识
A sufficiency is an adequate amount of something. Before a winter storm, you should probably make sure you have a sufficiency of food stored in your house.
The noun sufficiency means the quality of being enough, adequate, or sufficient. Due to financial constraints, your local school district may be willing to settle for educational sufficiency, but hopefully you will hold the district to a higher standard than offering merely an adequate education to students. The opposite of sufficiency is insufficiency, meaning an inadequate amount. Of the two, you will likely hear insufficiency more often than sufficiency in conversation.
实用短语
词根词缀
后缀: -ency
表名词,ence的变体,”性质,状态”
n.
complacency 自满,自得com全部+plac平静+ency性质,状态→身心平静→自满
deficiency 缺乏,不足;缺点,缺陷de去掉+fici做+ency性质,状态→做得不够→缺点,缺陷
efficiency 效率;功效ef出+fici做+ency性质,状态→能做出事来→效率
latency 潜伏期lat=last持续+ency性质,状态→n.潜伏期
persistency 固执,持续persist坚持+ency性质,状态→n.固执,持续
solvency 溶解力,还债能力solv溶解+ency性质,状态→n.溶解力,还债能力
sufficiency 充分,充分的数量,足够的资力suffice充足,足够+ency性质,状态→sufficiency
emergency 紧急情况,突然事件,非常时刻emerge浮现+ency性质,状态→emergency→突然出现的事情