请问adequate和sufficient 有什么区别?

请问adequate和sufficient 有什么区别? 请问be adequate to doing和be adequate to do都有吗? ample,adequate和enough有什么区别? adequate 和enough有区别吗? be adequate to do 和 be adequate to doing有什么区别 请问sufficient,ample,enough,abundant,adequate,plenty的具体区别? 请问:sufficient 与adequate都是足够,有什么区别 请高手指教adequate 和 eligible的区别英文中adequate 和 eligible的区别是什么?在下面的句子中应该用哪个单词?students will become more eligible?/adequate to wear casual clothes when they become oler. adequate和sufficient 的区别,感觉都同enough差不多.另外insufficient,那么adequate有没类似反义词?请别复制词典~最好举几个例句说明~ sufficient 和adequate的区别二者都有丰富的意思,但有什么不同呢 adequate和enough的区别?请不要复制词典的解释! 否定前缀in-和un- 怎么区别啊?例如为什么adequate的否定是inadequate而不是 unadequate? 证明（┓,∨）is adequate.（或者给出怎么用这两个符号表示∧和->）谢啦. use with adequate ventilation翻译 adequate access for weelchair是什么意思 adequate enough 有什么区别? 英语翻译adequate enough to meet a purpose ... 请帮忙辨析sufficient,enough ,adequate !谢谢!