Prewash Power衣物预洗液
prewash standard预洗标准
prewash tank预洗槽
prewash phase预洗期
Prewash pump预洗泵
whites with prewash白人与预洗
V（动词） to give a preliminary wash to (clothes), esp in a washing machine 预洗
N（名词） a preliminary wash, esp in a washing machine 预洗