sindexsunfast./suhn-fast, -fahst/US // ˈsʌnˌfæst, -ˌfɑst //UK // (ˈsʌnˌfɑːst) //阳光快车,阳光快报,阳光快活Definitionsadj.adjective · 形容词1.›not subject to fading in sunlight, as a dye, fabric, or garment.Level 4More words in s →