grade inflation
noun [ U ] uk/ˈɡreɪd ɪnˌfleɪ.ʃən/ us/ˈɡreɪd ɪnˌfleɪ.ʃən/
成绩通胀（给所有学生颁授比以前更高的成绩，导致学生的整体平均成绩偏高）
a situation in which students are given higher grades (= scores on tests) than in the past, so that the general level of grades among students increases
He said that primary schools and high schools are just as guilty of grade inflation. 他说，小学和中学也同样存在成绩通胀的问题。
To guard against grade inflation, the number of top grades in each class is limited. 为了防止成绩通胀，每个班级获得最高档次成绩的人数是有限的。
- More examples
- While grade inflation is widely noted, few universities have done anything about it.
- The bulk of grade inflation at these institutions is due to other factors.
- The problem has been compounded by grade inflation.