adj.
足够的；恰当的；胜任的；尚可的；
We bought adequate food for the holidays.
我们为假期买足了食物.
There was adequate snow last winter.
去年冬天雪量充足.
近义词synonym
enough adj. 足够的（普通用语）
Cut it out! I have had enough of that!
别说了，我听够了！
plenty adj. 足够的;
I baked plenty cookies for everyone.
我为大家烤了足够的饼干.
satisfactory adj. 满族的
The house he bought is satisfactory.
他买的这间房子很令人满意.
sufficient adj. 足够的（正式用语，特指数量之多，满足或达到要求）
The police have not got sufficient information.
警方还没有得到足够的情报.
词性变化 word-activity
adequacy adj. 足够，适当；
I doubted his adequacy for this job.
我很怀疑它能否胜任这份工作.
adequately adj. 适当地；足够地；
She knows how to reply adequately.
她知道该怎么恰当地回复.
反义词 antonym
deficient adj. 不足的
He is deficient in the living skills.
他的生活技能欠缺.
inadequate adj. 不足够，不恰当的；
The money he had is inadequate for the bill.
他的钱不够付账.
insufficient adj. 不足够的
The food in the refrigerator is insufficient for dinner.
冰箱里的食物不够晚餐吃.
学习测试---examination
I am not tall _______to play basketball.
1. satisfactory 2. enough 3. sufficient 4. inadequate
