中文關鍵字
英文關鍵字
musecolourhorizontalcolorphoto5-6yearsartclassworkasianethnicitycheerfulchildchildhoodchildrenclassroomcoveringcultureeducationelementarystudentsfrontviewhandhappinesshappyheadandshouldersindoorlearninglifestylelookingawayonepersononpeopleinbackgroundplayfulsittingyoungsmilingboyface