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Some cocktails contain as much alcohol as three standard drinks.A wine bottle usually holds five 5-oz. glasses.

有些鸡尾酒的酒精含量相当于三个标准饮量，一瓶红酒通常能装满5个5盎司酒杯。

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Don't consume caffeine or alcohol within three or four hours of bedtime.

睡前三、四个小时就不要再喝咖啡或酒了。

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The government's recommended maximum daily guidelines are two to three units of alcohol for an adult woman and three to four units for an adult man.

BBC: Cornwall Council alcohol strategy targets young people

These are two to three units of alcohol a day for women, and three to four for men.

BBC: Alcohol

However, three weeks later the mutant mice began drinking approximately three times more alcohol than the normal mice.

BBC: Genes may drive stressed-out drinkers