little一般带点人情味,表示数量和年龄等,比如the little cute girlsmall一备链般是描述无生命的物体,比如the small tree. 再比如The first tree is smaller than the second tree.tiny是说一个东西非常非常小,有仿腔孙生命的物体和无生命的物体上都可以用,但通圆正常不用在名词前面修饰,比如:it is a kind of tiny cell.这个就是错的。正确的例子有:Cells are so tiny that you can not see. /They are very tiny!