The new arrival was the Emperor Dom Pedro of Brazil, who had once visited Bell’s school for deaf-mutes in Boston. 鲁伯特·萨金特·荷兰.历史性发明.
His father was a teacher of vocal physiology at Edinburgh, and he himself became a teacher of deaf mutes. 威廉·亨利·杜利特.世纪发明.
Some people ought to have mutes for servants in Vanity Fair--mutes who could not write. 威廉·梅克比斯·萨克雷.名利场.
He had already had very considerable success in teaching deaf-mutes to talk by visible speech, or sign-language, and this success was repeated in Canada. 鲁伯特·萨金特·荷兰.历史性发明.
But his factory is a secret place, his work is noiseless, and his Hands are mutes. 查尔斯·狄更斯.艰难时事.
Bell had presented his stock in the company to his wife on their wedding-day, and he now took up afresh the work of his boyhood and youth, the teaching of deaf-mutes. 鲁伯特·萨金特·荷兰.历史性发明.