Note: in AM, usually use 'Down syndrome'
Down’s syndrome is a disorder that some people are born with. People who have Down’s syndrome have a flat forehead and sloping eyes and lower than average intelligence.
N-UNCOUNT
Note: in AM, usually use 'Down syndrome'
Down’s syndrome is a disorder that some people are born with. People who have Down’s syndrome have a flat forehead and sloping eyes and lower than average intelligence.
N-UNCOUNT
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006