1. The word Italian gun comes from the TV series "Bright Sword". In episode 14, Li Yonglong's dear wife was kidnapped by the Japanese and threatened Li Yonglong not to attack the city from the tower. His wife asked him to attack the city. Li Yonglong was angry and cried with tears: "Second Battalion Commander, where are you fucking Italian artillery!" "Fire! Fuoco! Fire! " The battle was won and he lost his beloved wife. However, this line eventually spread widely.

2. In the barrage culture, bringing Lao Tzu's Italian gun is often used to spit out some unbearable things. This situation eventually spread to some non-ACG websites.