经纬密度 jīngwěimìdù thread count Origin Definitions Defs Strokes Stroke Words Sentences Sents 经纬 經緯 jīngwěi warp and woof the vertical and horizontal threads in weaving; the basic structure or foundation of something密度 mìdù noun density density; thickness; degree of concentration or closeness, such as population density or the spacing of objects