Nacked
(nack 的过去分词) abbr. 否定应答（Negative Acknowledgement）
🗣️ 情景例句
Please tell me about it right way.
请立即告诉我是什么。
It is a good horse that never stumbles.
良马不失蹄。
We're really going to need it.
我们真的一定要定到。