n.1.平坦,平滑。2.直率,果斷。3.無變化,單調(diào)。4.(音的)低沉;(市況的)蕭條。amplitude flatness: 振幅平滑度bandpass flatness: 帶通均勻性; 通帶平坦度cloud flatness: 點群的平面度degree of flatness: 扁平程度film flatness: 膠片平整度下載手機詞典可隨時隨地查詞查翻譯