请问:sufficient 与adequate都是足够,有什么区别

请问:sufficient 与adequate都是足够,有什么区别 请问self-sufficient是什么意思? sufficient 请问adequate和sufficient 有什么区别? 请问sufficient,ample,enough,abundant,adequate,plenty的具体区别? sufficient是什么意思 sufficient是什么意思 sufficient是什么意思 sufficient是什么意思 sufficient是什么意思 You would be sufficient . You would be sufficient . sufficient statistic是什么意思 Do you think this present is ___________ for a little girl?A.sufficient B.qualified C.suitable Do you think this present is ___________ for a little girl?A.sufficient B.qualified C.suitable D.useful 请问哪个对呀? 请问哪个是对的.Do you think this present is ___________ for a little girl?A.sufficient B.qualified C.suitable D.useful sufficient是什么意思啊?如何背? enough和sufficient的区别? 请问一道英语题2012.12.30.3117、27._____ you don't know the rule won't be a sufficient excuse for your failure.A.It isB.ThatC.BecauseD.What请问这道题怎么答,为什么啊