isn't

英 [ˈɪznt]

美 [ˈɪznt]

is not 的常用口语形式

Collins.5

柯林斯词典

I'm sure you've got it wrong. Kate isn't like that
我敢保证你弄错了，凯特不是那个样子的。
Awfully hot, isn't it?
非常热，是不是？
This isn't highfalutin art-about-art. It's marvellous and adventurous stuff.
这不是一件纯粹为艺术而艺术的华而不实的东西，而是进行了大胆创新的非凡作品。
My law practice isn't the most important thing in my life, you know.
你知道，我的律师事务所不是我生活里最重要的事情。
It's a love, isn't it?
真可爱啊，是不是？
'Isn't this marvelous?' she cooed.
“这是不是太不可思议了？”她低声说。
It's past the appointed time. Maybe he isn't coming.
约定的时间都过了，别是他不来了吧？
This isn't the first hare-brained scheme he's had.
这已经不是他制定的第一个愚蠢方案了。
He just isn't in your league.
他和你根本不是同类型的人。
My bank balance isn't very large.
我的银行存款余额不多了。