都可以指相当多 相当数量的
但是前者不能直接家名词 要加名词的话必须在名词前面加of 如He has published quite a lot of articles.他发表了不少文章.
We drank quite a lot of wine.我们喝了不少葡萄酒.
而后者可以直接加名词如 Quite a few people came to the lecture.
有相当多的人来听讲.
He has quite a few friends.他有不少的朋友.