不过，据英国阿伯丁皇家学院大卫•乔利和一个研究小组认为，乌克兰博提施撞击地球事件比之前的墨西哥希克苏鲁伯撞击事件要晚5,000年。
But according to David Jolley of King's College in Abaerdeen, U.K. and a team of researchers, Bolytsh slammed into the planet less than 5, 000 years before the giant Chicxulub impact in Mexico.
矶博康博士的研究小组调查了他们在40多岁、50多岁和60多岁时的饮酒情况、社会关系和心血管健康状况，并将他们的饮酒量从从不饮酒、过去饮酒、偶尔饮酒、每周饮用1至149克、150至299克、300至449克、到450克以上划分为七个档次。
Their alcohol consumption was classified into seven categories: never, past, occasional, 1 to 149, 150 to 299, 300 to 449, or 450 or more grams of alcohol per week.
该研究结果迫使罗博克修改他去年发表的一份引人注目的列表，在列表中他列举了反对地球工程的20个理由。
The results have forced Robock to revise a high-profile list of 20 objections to geoengineering he published last year.
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