几乎午夜了,我们今天就到此为止吧。
It's almost midnight - let's ___call ___it ___a ___day.
她决定到此为止,结束这段关系。
She decided to ___call ___it ___a ___day and end the relationship.
完成项目后,我们终于可以收工了。
After completing the project, we can finally ___call ___it ___a ___day.