19th century American deaf-blind writer, educator, philanthropist and social activist.

19世纪美国聋瞎的作家、教育家、慈善家和社会活动家。

youdao

19th century American deaf-blind writer, educator, philanthropist and social activist.

19世纪美国聋瞎的作家、教育家、慈善家和社会活动家。

youdao