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来源:雅诚德英语网
To find out, they studied mice that were naturally obese because of a rare genetic mutation.
为此,他们研究因为罕见的基因突变而自然肥胖的老鼠。
To find out, they studied mice that were naturally obese because of a rare genetic mutation.
为此,他们研究因为罕见的基因突变而自然肥胖的老鼠。