aren't

英 [ɑːnt]

美 [ɑːrnt]

are not 的常用口语形式; am not的口语形式，用于疑问句或附加疑问句中

Collins.4

牛津词典

short form

(are not 的常用口语形式）
Aren'tis the usual spoken form of 'are not'.
（am not的口语形式，用于疑问句或附加问句中）
Aren'tis the form of 'am not' that is used in questions or tags in spoken English.

I know you think I'm stupid, but we're stuck with each other, aren't we?
我知道你认为我愚蠢，但我们俩谁都摆脱不了谁，不是吗？
The peanuts aren't crisp any more.
花生皮了。
You're tired, aren't you?
你是累了不是？
Most of these people aren't very well off
这些人大都不算太富裕。
Wild guesses aren't much in my line
瞎猜并不是我的专长。
You really are serious about this, aren't you?
你这话的确是发自内心的，是不是？
Because Mother is afraid we'll get lost, we aren't allowed to wander far
妈妈生怕我们迷路，不准我们走远。
I hate to dampen your spirits but aren't you overlooking a couple of minor points.
我不想扫你的兴，但你是否忽视了几个小的问题呢？
Don't get in a draught, you aren't well yet.
你病还没好，不要吹风。
Dearest Maria, Aren't I terrible, not coming back like I promised?
最亲爱的玛丽亚，我没有遵守承诺回来，是不是很差劲？