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先盛

先盛

先盛

1

When brushing your teeth , use a cup or glass rather than rinsing in running water . You could save up to 4 , 000 litres of water a year.

刷牙时，请先盛满一杯水，不要一直扭开水头，这样做每年可节省多达 4,000 公升食水。

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