a great deal about a great deal of区别

问题描述:

a great deal about a great deal of区别
一直习惯用of最近发觉有些后面加about如 a great deal about the age and size of the universe
这和用of有什么区别呢?

两者区别就在意思上.
deal可作名词.常见搭配:
1 a great/good deal 许多,大量 She has a great deal to say.她有很多话要说.
2 a great/good deal of =much+不可数名词 许多的,大量的 She spent a great deal money on clothes.她花了很多钱买衣服.
3 a great deal about 不是固定表达.意思是,很多关于••••••