The decision to repair is not easy, especially in borderline cases.

作出返修的决定不是容易的，在可修可不修的情况下尤其如此。

youdao

After the exams, the teacher gave all borderline cases a spoken test.

考试后老师对那些在及格线上下的学生进行了一次口试。

youdao

After the exams, the teacher gave all borderline cases a spoken test.

考试后老师对那些在及格线上下的学生进行了一次口试。

youdao