Among Schoolchildren学童之中
Schoolchildren Transport学童运输
chinese schoolchildren中国学龄儿童
Family with Schoolchildren有学龄儿童的家庭
Palace of Schoolchildren少年宫
Tourists And Schoolchildren游客和学生
a party of schoolchildren一个小学生团体
Voice Disorders in Schoolchildren学龄儿童的语音障碍
Pharmacotherapy in Schoolchildren对学龄儿童的药物治疗
N-COUNT（可数名词） Schoolchildren are children who go to school. 小学生
Last year I had an audience of schoolchildren and they laughed at everything.
去年我有一群小学生听众，他们听到什么都哈哈大笑。