但这并不能解释达特茅斯的研究人员所发现的问题：同样的病症，该国某些地方的医保费用是其他地方的两倍。
But that can't explain what researchers at Dartmouth have discovered: Medicare spends twice as much on similar patients in some parts of the country as in others.
据最新统计，罗切斯特的旅馆客房数和邻城米尼亚波尼斯相同，而后者比罗市大四倍。
At the last count, Rochester had the same number of hotel rooms as nearby Minneapolis, which is about four times as large.
“即使母鼠血糖浓度正常，高脂肪组刚出生的子鼠血糖浓度也为另一组的两倍，”塔斯特拉·科斯基说。
"At birth, offspring in the high-fat group had blood sugar levels that were twice as high as those in the control group, even though their mothers had normal levels," Strakovsky said.
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