《英文msh词典》Speech Delay
[同义词] Speech Delay
[主题词] Language Development Disorders
[中文释义] 言语发育延迟
[英文释义] Conditions characterized by language abilities (comprehension and expression of speech and writing) that are below the expected level for a given age,generally in the absence of an intellectual impairment. These conditions may be associated with DEAFNESS; BRAIN DISEASES; MENTAL DISORDERS; or environmental factors.