enough 
英 [ɪˈnʌf]  美 [iˈnʌf] 
n. 足够，充分

pron. 足够；受够了

adv. 十分；足够地；说来奇怪，说起来有趣

adj. 足够的；受够了的

例句：
He had seen quite enough of the country to last him for a very long time. 

他已经看够了乡村，足够他回忆很长时间了。

I've got enough to do already! 

我要做的事情已经够多了！

I've got enough to think about! 

我要考虑的事情够多的了！

If enough of you vote for him, he'll win. 

如果你们有够多的人投票给他，他就会赢。

Have you had enough to eat? 

你的食物够吃吗？