大根、二根是双胞胎兄弟,生在黄土高坡上一个偏僻的小山村里。20岁时,哥儿俩一起初中毕业,又一起报名参军。他们是村里有史以来最有文化的秀才,自然应该报效国家。于是,村里、乡里一致通过。体检在县城。当晚,他们住在县城的招待所里。半夜,来招兵的首长查房,恰好听见这对兄弟不知是谁说了一句梦话。睡得迷迷糊糊的兄弟俩立刻被叫醒询问,大根看了弟弟一眼,憨憨地说:“是俺!” Large roots, two twin brothers, was born in a loess hill slope in a remote village. At the age of 20, Gurl both graduated from junior high school and joined together to join the army. They are the most cultural scholar ever in the village and should serve the country naturally. As a result, the village, the village unanimously adopted. Physical examination in the county. That night, they lived in the county guest house. The middle of the night, to recruit soldiers of the rounds, just heard this brother I do not know who said a dream. Sleeping sleepy brothers immediately wake up asking, Dahon looked at his younger brother, Han Han said: “I!”