Like Philip, many Americans have trouble finding time for personal activities such as fishing.

许多美国人像Philip一样，很难找出时间用于钓鱼之类的私人活动。

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Philip Schwartzkroin, PhD, of the University of California at Davis, who studies epileptic seizures and was unaffiliated with the study, said this new finding could be of considerable significance.

戴维斯加州大学，研究癫痫症的Philip Schwartzkroin博士，认为这一新发现具有显著意义。

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"I don't think Pfizer needs to apologize for not finding this out, " says Philip J.

FORBES: The Secrets Of Pfizer's Toxic Pill

Dr Philip Jones, who led the research, said that the finding might help scientists understand what is going wrong when a skin cancer begins to develop.

BBC: NEWS | Health | Skin cell find offers cancer clue