a dull colour 暗淡的颜色
The stamp was a dark, dull blue colour with a heavy black postmark.
这枚邮票是模糊的暗蓝色的，上面盖着一个粗黑色的邮戳。
He was weird-looking. His hair was badly cut and his clothes were ancient and dull; too-short corduroys, baggy at the knees and colour-less sweaters, dotted with fluff.
他看起来那样怪异，理着个很差劲的头发，衣服颜色很灰暗，样式很落伍，过短的灯芯绒外衣，垂在膝盖上，褪色的毛衣上布满毛茸茸的线球。
The fish looked dull in colour but otherwise appeared fine.
虽然两条鱼的颜色有些暗淡，但其他方面看起来不错。
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