20世纪80年代早期，我还是学生的时候，像吉米这样成绩差的学生会被视为不适合读大学。

In the early 1980s when I was at school, a student with such poor grades as Jim's would never be considered university material.

他对自己考试成绩差感到羞愧。

He was ashamed of his poor performance in the exam.

他考试成绩差是可补救的，只需额外的辅导。

His poor performance in the exam is remediable with extra tutoring.

他总挖苦成绩差的学生.

He is always having a dig at underachieving students.

结论成绩差的男生述情障碍明显.

Conclusion The male inferior students had obviously alexithymia.

成绩差还是视力弱？

Bad Grades or Poor Vision?

他期末考成绩差是由于他的懒惰造成的。

His laziness accounted for his poor scores in the final examination.

结果就是，在新的评级制度下，当人们查看爱因斯坦的学习成绩时，就有一种印象，爱因斯坦变成了一个成绩差的学生。

As a result, anyone looking at Einstein's grades after the switch would have been under the impression that Einstein was a poor student under the more contemporary grading system.

他大学一年级就因成绩差被开除了。

He flunked out of college in his first year.

对于成绩差的学生，要考虑学生能不能接受？

Regarding the result difference student, wants to consider the student can accept?