Standard medical terminology uses jaundice for a symptom yellow discolouration of skin.

标准医学术语中，“黄疸”是一种皮肤变黄的症状。

Good. Discolouration may occur in sunlight exposure.

好，在太阳暴晒下将引起褪色。

The discolouration in process of routine H. E stain was studied.

就常规H·E制片程序中的褪色问题进行了探讨。

But other research has shown coffee decreases blood flow to the heart and causes tooth discolouration.

但是有个研究表明咖啡会造成流向心脏血液的减少，也让牙齿变色。

Actively watch for cavities if you spot any discolouration or pitting then they could be signs of cavities.

积极为观赏溶洞如果您现货任何变色或点蚀，然后他们可以迹象蛀牙。