His fifth cousin, Franklin Roosevelt, loved a good joke, and not just while mixing drinks during his regular White House cocktail hour.

他的第五代堂弟富兰克林·罗斯福(Franklin Roosevelt)很喜欢开玩笑，而且不只是在他定期举行的白宫鸡尾酒会上调酒的时候。

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But mixing drinks doesn't actually make you more drunk, or give you a worse hangover. It's all down to the total amount of ethanol (the proper name for alcohol) you have consumed.

事实上，混合饮用酒精饮料并不会增添你的醉意，也不会让你的宿醉反应更严重。醉酒的程度全归咎于乙醇(酒精的学名)的摄入总量。

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Mixing alcohol with other substances is never really a good idea, and pairing it with energy drinks may be especially hazardous.

酒精同其他物质调配从来都不是一个好主意，而且同能量饮料相混合可能变得特别危险。

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Think about mixing drinks: You can only make a certain number of gin and tonics with one bottle of gin.

FORBES: Running in place

They suggest it may be down to drinking patterns and habits - those that are mixing drinks, and drinking at different venues, may be more likely to under-report.

BBC: Level of excess drinking of alcohol 'is underestimated'

Many now use elegant long spoons made only in Japan for mixing drinks, and several have even adopted the Japanese practice of carving perfectly round ice balls.

WSJ: The Ascent of Japanese Whisky | The Cult of | WSJ. Magazine May 2013