英[ˈlaɪtfɑ:st]
美[ˈlaɪtfæst]
Permanent inks : Inks which do not fade. Also called Lightfast inks.
耐久墨: 不会褪色的油墨. 亦称耐光油墨.
互联网
Lightfast ink: Ink that will fade less than normal ink on prolonged exposure to strong light.
耐光油墨: 在强光照射下,颜色较普通油墨耐久,变淡的程度较低的油墨.
互联网