It is a big deal的意思都有什么?

It is a big deal的意思都有什么? no big deal和not a big deal 有什么区别?都怎么用? It's not a big deal的具体意思 what is the big deal?什么意思? It's no big deal 和it's not a big deal有什么区别?分别举例句 it is not big deal it is not that big a deal 对么? some might say it is not a big deal.翻译 it's not big deal at all什么意思 It is a deal中文意思 it is a deal. call it a deal ,make a deal ,no big