相关单词近義詞 abruptness 突然, sharpness 銳利, gradient 傾斜度, sheerness 透迷, precipitousness 險峻臨近詞steep, steepest ascent, steep seam coal, steep coal seam, steepness of LC, steeping degree, steep manoeuvre, steep wavefront, steep land soil, steep handicraft, steep oneself in 返回 steepness