短语词组短語tussah h silk spun yarn 柞蠶絹絲tussah spun silk yarn 柞絹紡絲;柞絹絲bleached tussah spun silk yarn 葯柞絹絲unbleached tussah spun silk yarn 灰柞絹絲tussah h spun silk yarn 柞絹紡絲 返回 tussah silk spun yarn