Nack
abbr. 否定应答（Negative Acknowledgement）
🗣️ 情景例句
at all the great places in the city.
去城市所有的好地方看看。
Before gold,even kings take off their hats.
在黄金面前，国王也要脱帽。
Our product is lower priced than the competition.
我们产品价格低廉，具有竞争力。