to polish off
[phrase form: polish]
01
完成, 结束
to complete a task thoroughly
例子
With determination, he polished off the last of his exams.
凭着决心，他完成了他的最后一场考试。
02
干掉, 除掉
to kill someone intentionally and with prior planning
例子
The gang intended to polish him off due to his betrayal.
由于他的背叛，团伙打算干掉他。
