The rate of language hypoevolutism was 42.55%, that was the highest in all types of speech disability.

言语残疾类型中，语言发育迟缓所占比例最高，达42.55％；

youdao

The rate of language hypoevolutism was 42.55%, that was the highest in all types of speech disability.

言语残疾类型中，语言发育迟缓所占比例最高，达42.55％；

youdao