—般认为，儿童从（ ）起就能分辨彩色和 非彩色。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28331' and id < 2318528 and id<>'2318528' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28331' and id > 2318528 and id<>'2318528' order by id asc limit 5