Nacked
(nack 的过去分词) abbr. 否定应答（Negative Acknowledgement）
🗣️ 情景例句
Where's the ticket counter?
售票处在哪儿？
I remember the girl whose father goes there every spring.
我记得那个女孩的父亲每年春天都去那里。
I have had so many falls that I am black and blue all over.
我摔了好几跤，全身又青又紫。