三期指的是哪三种

简介：This grain harvesting team belongs to the Baiwang Camp, and the leader is a young man named Wang. They arrived in Tongxu County the day before yesterday, but did not find much grain in the city, so they wanted to try their luck in the countryside. Yesterday afternoon they entered the town. , thinking about resting in the town for one night and continuing to set off tomorrow, but did not want to be surrounded by the army before dawn.