flunk

不及格、沒通過、考壞口語

He flunked the math exam and had to take it again.

他數學考試不及格，必須重考一次。

不及格、被當口語

If you keep skipping class, you will definitely flunk.

你再繼續蹺課，一定會被當。

給…不及格、當掉口語

The professor flunked half the class last semester.

那位教授上學期當掉了班上一半的學生。

未通過、沒過關口語

The old building flunked the city's fire safety inspection.

那棟舊建築沒通過市政府的消防安全檢查。

不及格、失敗美式，口語

Another flunk in chemistry would cost him his scholarship.

化學再一次不及格，他就會失去獎學金。