Elizabeth Cade is a writer and lecturer.
伊丽莎白·凯德是一名作家兼讲师。
Helen Keller spent the rest of her life as a writer, lecturer, and advocate for the deaf and blind and other disadvantaged groups.
海伦·凯勒的余生都致力于写作和演讲，声援盲人、聋人和其他弱势群体。
When it comes to preventing certain diseases, vitamins may not be a panacea, ” says Heidi Skolnik, MS, a nutrition consultant and nationally recognized writer, editor, and lecturer.
“如果想要专门预防某种疾病的话，维生素可不是个'万灵丹'。” Heidi Skolnik说，她拥有硕士学位，是位营养咨询师，国内知名作家、编辑、学者。
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