海伦凯勒介绍英文50词
Helen Keller, born in 1880, was an American author, activist, and lecturer. She lost her sight and hearing at a young age but learned to communicate through sign language, touch, and Braille. With the help of her teacher Anne Sullivan, Keller became the first deaf-blind person to graduate from college. She wrote several books, including her autobiography, "The Story of My Life," which inspired many and has been translated into over 50 languages. Keller also worked as an advocate for the blind and deaf, and for social and political causes including women's suffrage and pacifism.