等高线地形图 děnggāoxiàndìxíngtú contour map Origin Definitions Defs Strokes Stroke Words Sentences Sents 等高线 等高線 děnggāoxiàn contour line A line on a map connecting points of equal elevation above a reference level to show the shape and height of the land地形图 地形圖 dìxíngtú topographic map topographic map; relief map showing terrain, water systems, vegetation, and man-made structures