once and for all

一劳永逸地,永远,彻底地
例句
The latest QS Asian University Rankings™ disprove that theory once and for all.英国高等教育调查机构QS公司最近公布的2011亚洲大学排行榜却颠覆了这种认知。

同：	[r.] conclusively
反：	[r.] inconclusively

in a conclusive way
- we settled the problem conclusively
[同] conclusively, once and for all
[反] inconclusively

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