交白卷

交白卷

Literally means:

to hand in blank examination paper

Actually means:

to fail to fulfill one's commission totally

白卷, an examination paper with no answer on.

This phrase literally means handing in an exam paper with no answers. It connotes one fails to fulfill the task which he was expected to have completed. It also means failing to obtain any scores in a ball match.

白卷，一个字也没有写的试卷。

指交上什么也没有写的试卷。比喻应该完成的任务一点儿也没有完成任务。也指球赛时一个球也没有进，一分也没有得。