The severity of mottling increases as eggs become stale. Discoloured yolks are rare.后期随色斑蛋的变质, 蛋黄颜色会逐渐变灰,但是褪色的情况很少发生.Spilt acid discoloured the floor.泼出的酸弄得地板褪色.Some of the prints were badly discoloured.有些图片褪色严重。Sunlight...
Some of the prints were badly discoloured.有些图片褪色严重。Spilt acid discoloured the floor.泼出的酸弄得地板褪色.Sunlight had discoloured the bright red curtain.日照使这朱红(色的)窗帘褪了色....