一劳永逸，一次性解决
... once and for all最后一次；干脆；彻底地；永远地 once for all彻底地；一劳永逸地；只此一次 once in a while偶尔；有时（等于 ...
... at once 立刻，马上；同时，一起 once for all 一劳永逸地，永远地 once more／again 再一次 ...
... once for all 一劳永逸地 ; 永远地 ; 限此一次 ; 彻底地 once and for all 最后一次 ; 干脆 ; 彻底地 ; 一劳永逸地 Once & For All 一了百了 ...
... once and for all最后一次；干脆；彻底地；永远地 once for all彻底地；一劳永逸地；只此一次 once in a while偶尔；有时（等于 ...
彻底地；一劳永逸地；只此一次
Though a few people can remember one thousand new words a day, they can't remember them once for all.
可能有个别人能在一天之内记忆一千个单词，但是，他们无法一劳永逸地记住这些单词。
We keep on living in hopes of catching it once for all.
我们继续生活，希望能一劳永逸地抓住它。
We have already noted once for all the fact that Toussaint stuttered.
我们已把杜桑口吃的情形写过了，提过一次，便不必再提。
President Umaru Yar'Adua had ordered troops to crush the movement "once for all."
VOA : standard.2009.07.30
We keep on living in hopes of catching it once for all."
我们继续生活，希望能一劳永逸地抓住它“
1945年后的美国小说课程节选 : 耶鲁公开课
So whether we finish it today, or more likely when we finish it up on Friday, once we get passed isoelectronic atoms, that's it, that's all you need to study for this first exam.
因此，我们也许今天讲完，或者更有可能周五讲完，无论如何，就到我们讲完等电子原子为止，这是你们第一次考试所需要准备的全部内容。
化学原理课程节选 : 麻省理工公开课
He says many,if not all, of the top American colleges once had a core curriculum a set of courses required for all students.
VOA : special.2009.10.22
They once created all the origami models for a 3D animated commercial.
VOA : standard.2010.03.17
Settling the border issue for once and for all, he says, is crucial for the people of Wazzani.
"We are determined to resolve it for once and for all, " he said.
It could happen again, but Congress also could radically simplify the personal income tax and eradicate earmarks for once and for all.