大小单双倍投顺口溜图

简介：The dark corridor of the girls' dormitory opposite is difficult to see through. The windows on many floors are hung with densely stitched curtains to prevent the group of lonely and unbearable boys in the men's dormitory next door from peeping. Some girls are walking past the corridor in twos and threes holding water bottles. Wearing a thick cotton-padded jacket, there is no beautiful scenery to see.