discolouration

常见例句

The sunshine would discolour the paint.
阳光会使油漆褪色。
Plastic tends to discolour with age.
塑料久而久之便会退色。
PH-neutral mount; will not discolour the picture.
PH值中性装裱纸;不会使图片褪色。
Good(chalks). Discolouration may occur in sunlight exposure.
好（会粉化），在太阳暴晒下将引起褪色。
This blue cloth will discolour through exposure to the sun.
这种蓝布怕晒。
Benzoyl peroxide can cause fabric to discolour on contact. Use with care.
过氧化苯可能导致织物脱色，请小心使用。