no it isn't 翻译：不，不是。
no it isn't ，英[nəʊ ɪt ˈɪznt]]，美[noʊ ɪt ˈɪznt]]
词汇分析：
isn't，英 [ˈɪznt]，美 [ˈɪznt]
is not 的常用口语形式
not，英 [nɒt]，美 [nɑːt]
adv. 不；没有；并非
not的基本意思是“不，没有”，通常用于否定句中，位于动词be、have/has或情态动词之后，或与之一起构成缩写形式；如：isn't，don't，won't等。
在美国口语中常用ain't代替am not/are not/is not/has not/have not。
扩展资料：
not反义词：yes，英 [jes]，美 [jes]
adv. 是；是的
n. 是（表示肯定）
v. 对…说是
名词复数: yeses 过去式: yessed 过去分词: yessed 现在分词: yessing 第三人称单数: yeses
yes的基本意思是“是”，还可指“不错”“好的”等，通常与肯定句连用。
yes可用于对某事作出肯定的答复或用以表示某一说法正确或说话人同意某一观点；或表示同意某人的要求。yes也可用以表示接受邀请或提议，或答应呼唤，还可以表示询问某人之所需。
yes有时还用来对自己的话加以肯定或用来更正对方说的话。在口语里，yes有时能用以构成反意疑问句，但与yes构成这种反意疑问句呼应的主句却不必非是否定形式不可，也可以是肯定形式。
no it isn't
不，它不是本回答被提问者和网友采纳
意思是： 不，它不是。
不，它不是的。举个例子
Is it my book? 这是我的书吗
No,it isn't. 不，不是的
是个肯定否定句。
否定句：
（1）一般否定句
I don't know this. No news is good news.
There is no person（smoking）/not a person/not any person（smoking）in the house.
（2）特指否定
He went to his office, not to see him.
I am sorry for not coming on time.
I don't think / believe/suppose / feel / imagine you are right.
（3）部分否定
All the answers are not right
All is not gold that glitters
I don't know all of them.
I can't see everybody/everything.
Both of them are not right.
（4）全体否定
None of my friends smoke.
I can see nothing/nobody.
Neither of them is right.
Nothing can be so simple as this.
（5）延续否定
You didn't see him, neither/nor did I.
You don't know, I don't know either.
He doesn't know English, let alone / to say nothing of/not to speak of（更不用说）French.
（6）半否定句
We seldom/hardly/scarcely/barely hear such fine singing.
I know little English. I saw few people.
（7）双重否定
You can't make something out of nothing.
What's done cannot be undone.
There is no sweet without sweat.
No gain without pains.
I can't help /keep/ laughing whenever I hear it.
No man is so old but（that）he can learn.
（8）排除否定
Everyone is ready except you.
He did nothing but play.
But for your help, I couldn't do it.
（9）加强否定
I won't do it at all.
I can't see it any more.
He is no longer a bo