It's not that big a deal.怎么翻译?并且请解释语法结构

It's not that big a deal 为什么a在big的后面? It's not a big deal, it’s really not a big That is not a____dog.It`s a toy dog.A.big B.real C.lovely 理由 It's not that big a deal.怎么翻译?并且请解释语法结构 big big word歌词big big worldI'm a big big girl in a big big worldIt's not a big big thing if you leave mebut I do do feel that I do do will miss you muchmiss you much…I can see the first leaf faalling it's all yellow and nice It's so very cold o 英语翻译Big big world 歌手：Emilla I'm a big big girl in a big big world It's not a big big thing if you leave me but I do do feel that I too too will miss you much miss you much...I can see the first leaf falling it's all yellow and nice It's I'm a big big girl歌词的中文意思I'm a big big girl in a big big world It's not a big big thing if you leave me but I do do feel that I too too will miss you much miss you much...I can see the first leaf falling it's all yellow and nice It' 翻译:Some might say it's not a big deal. Some might say it's not a big deal 谁能帮我把《世界无限大》英文歌词译成中文Big big world 歌手：Emilla 专辑：Big Big World I'm a big big girl in a big big world It's not a big big thing if you leave me but I do do feel that I too too will miss you much miss yo 英语翻译I'm a big big girl in a big big world It's not a big big thing if you leave me but I do do feel that I too too will miss you much miss you much...I can see the first leaf falling it's all yellow and nice It's so very cold outside like the I'm a big big girl,in a big big world,It's not a big big thing if you leave me... As a big big girl in a big big world,it's not a big big thing stand here.是么意思 句子It’s not that big of a deal有没语法错误啊,that的用法对吗that在当中的用法怎么表现的 It's not a big big thing if you leave me It's not a big ball.It's s____.急急急急急急急急急急急~~~~~~~~~~~~~~~~~ It's no big deal 和it's not a big deal有什么区别?分别举例句