非等價交換︰病毒換麻雀 Exchange of Unequal Values: Virus in Exchange for Mahjong

我輸出病毒，你奉上麻雀。

I deliver the virus.  You surrender the mahjong.

https://twitter.com/QiZHAI/status/1226105892015206401?s=19

https://www.guancha.cn/politics/2020_02_08_535100.shtml?s=zwyxgtjbt