Just one extra hour of sleep a day appears to lower the risk of developing calcium deposits in the arteries, a precursor to heart disease, U. S. researchers said on Tuesday.

周二，美国的研究者称，每天多睡1小时可降低动脉内的钙沉积——心脏病的先期症状。

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In America, workers are allowed to keep more of the income from an extra hour's work.

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In 1996 the House of Commons failed to pass a private members' bill proposing that the time in Britain be aligned with that in the rest of Europe, yielding an extra hour's light every afternoon, summer and winter.

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