make much of a difference 中为什么much of后有a 请详解 而且much of不是接不可数

make much of a difference 中为什么much of后有a 请详解 而且much of不是接不可数 make much of a difference什么意思? make much of a difference 比make a difference 多了much of ,语法上怎 much of的用法老友记上有一句 It doesn't make much of a difference.much 接不可数名词,much与a lot of的区别. not much of a It doesn't make much of a difference whether a teacher speak 用It doesn’t make much of a difference if……造句 it doesn't make much of a difference...怎么翻译?结构不太明白. a lot of 和 lots of 修饰可数名词还是不可数名词?so much 、much和它们有什么区别? how much a kilo of eggs?为什么用how much not much of a liability