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在许多日本的厕所里,洗手池是连在一起的,这样你就可以洗手,并将水重复用于下一次冲水。日本这样做每年节省了数百万升的水。
On many Japanese toilets, the hand wash sink is attached so that you can wash your hands and reuse the water for the next flush. Japan saves millions of liters of water every year doing this.
from /r/interestingasfuck
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