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发表于 2020-6-8 21:27
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[Homework]VOA标准精精听2019-12-20
[homework]
dogs and humans aging much the same way. they have similar genome, and get similar diseases. as pets, they also share our environment. researchers will look for lifestyle factors that also affect human, such as diet, activity level, and where the dog lives, in addition to---and medical history. one of the goals is to find out how to prevent age related diseases. traditionally, in medicine, we have waited until people are sick. and we try to do something about it. we try to cure their diseases.
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