It can be seen that "big pig's hoof" is mainly used by female compatriots to spit out men's "fickle" bad habits, such as: spitting out men's attentions when pursuing girls, and the attitude immediately changes after catching up; When you are in love, you stick together every day, and after a long time, you will be bored. Of course, the word can also be used to spit out the "straight male cancer" that is incomprehensible, uncaring and selfish.
In the barrage of Story of Yanxi Palace, some people call Emperor Qianlong "Monopterus albus" because "all men are good (eels)", and the emperor (Huang) is no exception.