英语语法分析

This material won't fade.; This material is colourfast.

这种料子不掉色。

《新英汉大辞典》

Advanced plating technology on the lock surface, durable and colourfast;

先进的门锁表面电镀工艺， 经久不褪色；

Polyesters are strong, colourfast, and resistant to corrosion and chemical attack but tend to build up a static electric charge.

聚酯很坚韧、不褪色、耐腐蚀和抗化学作用，但容易积累静电。