·2,447,543篇论文数据，部分数据来源于NoteExpress
无数文献提及它，它的名字被高年级的小学生们所熟知。
It is mentioned in countless pieces of literature and its name is taught to older schoolchildren.
youdao
小学生只要考试及格就会升到高年级。
Pupils who pass the test will be promoted to the next higher grade.
应用推荐
模块上移
模块下移
不移动