| 释义 |
Down's syndromeBrE /ˈdaʊnz sɪndrəʊm/ NAmE /ˈdaʊnz sɪndroʊm/ (NAmE usuallyˈDown syndrome ) noun [U ]a medical condition , caused by a fault with one chromosome, in which a person is born with particular physical characteristics and a mental ability that is below average 唐氏综合征 |