Nacked
(nack 的过去分词) abbr. 否定应答（Negative Acknowledgement）
🗣️ 情景例句
I know you don't understand but you will just have to accept my opinion this time.
我知道，你或许不能理解，但这次你必须接受我的意见。
You agreed that we could make a little change in design if necessary.
可你们曾经答应这，如有必要，图案可以稍作改动。
Yes, they do.
他们是。