短语词组短语tussah h silk spun yarn 柞蚕绢丝tussah spun silk yarn 柞绢纺丝;柞绢丝bleached tussah spun silk yarn 药柞绢丝unbleached tussah spun silk yarn 灰柞绢丝tussah h spun silk yarn 柞绢纺丝 返回 tussah silk spun yarn