罗杰·凯斯特琳是一位全职作家，擅长为青少年教育问题提供指导。
Roger Casterline is a fulltime writer and counsel's troubled youth in his community. Mr.
罗杰·凯斯特琳先生自己有三个孩子，还有九个孙子孙女，可谓儿孙满堂，是家庭教育界的专家。
He has three children and nine grandchildren. He lives with his wife of 47 years in Sanford, Florida.
沃特林顿为两位科学家播放了录音，一位是罗杰·佩恩，另一位是凯蒂·佩恩。
Watlington played the recordings for a pair of scientists named Roger and Katy Payne.
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