彩: 名词1.(多种颜色) variegated colour 短语和例子彩云 rosy clouds; 五彩 of different colours; multicoloured2.(彩色丝绸) coloured [variegated] silk; colour festoons 短语和例子剪彩 cut the ribbon at an opening ceremony;
痕: 名词(痕迹) mark; trace 短语和例子刀痕 a mark or scar left by a knife-cut; 泪痕 tear stains; 裂痕 crack; fissure; rift; 伤痕 a scar from a wound
凹痕: indenture; pitting; pit; doke; dent; dimple; cave 短语和例子地毯上放过落地灯的地方有个凹痕。 there was a depression in the carpet where the lamp had stood
