原标题：60岁高职教师自学AI，用豆包辅助教学，网友：热爱可抵岁月漫长
In recent years, the U.S. domestic politics has been mired in infighting, with key issues affecting government operation, people's lives and national development have become partisan bargaining chips. A real-life version of "House of cards" is playing out. (Wei Chenxi, Yang Xin)