This was a well-run study, looking at 307 people with a body mass index of 30 to 40 (classed as obese).

该研究进展顺利，看到307名研究对象的体重指数在30到40之间（按肥胖等级分类）。

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As you can see, the query was executed three times, and the average elapsed time is about 307 seconds, which is very slow.

如您所见，查询执行了三次，平均运行时间大约是307秒，非常慢。

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As The First Health Theme, Exhibition Hotel, Radegast Beijing Lake View Hotel have 307 comfortable and elegant guestrooms with beautiful lake view.

作为首家健康主题、商务会展酒店，北京康源瑞廷酒店拥有307间典雅、舒适的客房和套房以及可一览四季如画的龙潭湖秀美风光。

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As The First Health Theme, Exhibition Hotel, Radegast Beijing Lake View Hotel have 307 comfortable and elegant guestrooms with beautiful lake view.

作为首家健康主题、商务会展酒店，北京康源瑞廷酒店拥有307间典雅、舒适的客房和套房以及可一览四季如画的龙潭湖秀美风光。

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