相关单词同义词flatness, evenness, 近义词 facility 设备, flatness 平坦, evenness 平均, levelness 水平度, ease 容易, efficiency 效率, charm 魅力, persuasiveness 口才好, glibness 口若悬河, slickness 光滑, softness 柔和, silkiness 丝状(柔滑, suavity 温和, blandness 温柔, fluency 流利, eloquence 雄辩, suaveness suave的名词形式...反义词roughness, 粗糙临近词smoothy, smooth, smoothed call, smoothed data, smooth pliers, smooth colony, smooth torque, smooth length, Smooth Tellin, smooth flight, smoothed rate, smooth-drum 返回 smoothness