吃透英语课本，提升在校竞争力
n. 学童；小学生
复数：schoolchildren
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。
The schoolchild was eager to learn.
那个小学生渴望学习。
The schoolchildren played in the park.
学童们在公园里玩耍。
