词语失聪在线查询

Hear the music of voices, the song of a bird, the mighty strains of an orchestra, as if you would be stricken deaf to-morrow. 听听悦耳的声音，鸟鸣，管弦乐队的强劲乐曲。好像你明天就会失聪一样。A small vocabulary at the age of two can also be a sign of other problems, from deafness