Nack
abbr. 否定应答（Negative Acknowledgement）
🗣️ 情景例句
and we'd cook the hot dogs.
然后烤热狗。
I'm up to my ears in work.
我忙死了。
A week later, the editor at last received a fax from the journalist.
一周之后，编辑终于接到记者的传真。