- 问题详情:Westarttogrowfromthemomentwewereborn.Wekeepgrowingandgrowinguntilwebecomeadults.Webecomebigger,tallerandheavier.Aswegrow,importantpartsofourbodieschange.Ourbones(骨头)growbiggerandlongertomakeustallerandstronger.Ourmuscles(肌肉)arebiggerinord...
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