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答:洗衣机内乍看非常干净,但洗衣筒外还有个套筒,洗衣水就在这两夹层中间来回流动,时间一长,夹层里便会附着大量的污垢。这些污垢不仅在洗衣时严重二次污染衣物,还危害到人体健康。
A: At first glance, the washing machine looks very clean, but there is a sleeve outside the washing tub. The washing water flows back and forth between the two mezzanines. Over time, there is a lot of dirt attached to the mezzanine. These dirt not only heavily pollute the clothes twice during laundry, but also endanger human health.