儿童语言发育中，会说2-3个字构成的句子的年龄是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27910' and id < 2291903 and id<>'2291903' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27910' and id > 2291903 and id<>'2291903' order by id asc limit 5