词典释义：
最终地, 最后地, 彻底地, 一次了结地
I need to have it out with her once and for all.
我有必要跟她公开彻底地把话说清楚。
This was payback time. I've proved once and for all I can become champion.
这是回报之时。我已经一劳永逸地证明我能成为冠军。
All that was needed was one final push, and the enemy would be vanquished once and for all.
只需要最后一次挺进，敌军就将被彻底击败。
You are the key to your own happiness, so go ahead, unlock it once and for all.
你是自己快乐的钥匙，因此，往前走，一劳永逸地打开它。
We need to settle this once and for all.
我们需要把这事一次解决。
now and for the last time; finally
一劳永逸；彻底地。
""
Go ahead. Show us your true colors, once and for all.
来啊，让我们看看你的真本性。
《Transformers: Age of Extinction》《变形金刚4：绝迹重生》
Yeah, Buster Moon certainly brought down the house once and for all today.
月伯乐彻底葬送了这座历史悠久的剧院。
《Sing》《欢乐好声音》
And let's work together to end the tragedy of homelessness among veterans once and for all.
让我们一起努力彻底结束退伍军人中无家可归的惨剧。
《Your Weekly Address》《奥巴马每周电视讲话》
I think it would be better for both of us if we put those rumors to rest once and for all.
这对我们二者都好，让这些谣言永埋尘土。
《Gossip Girl Season 1》《绯闻女孩 第一季》
I am settling once and for all who is the smartest around here, okay? Are you ready? Absolutely. Bring it on.
我来让你们一决雌雄，看谁是这里最聪明的，如何？准备好了没？当然。放马过来。
《The Big Bang Theory Season 1》《生活大爆炸 第一季》
Heaven and Earth! Are the shades of Pemberley to be thus polluted? Now tell me once and for all, are you engaged to him? I am not.
我的上帝啊！难道我们彭布利已经被你们这些人玷污了么？爽爽快快告诉我你究竟跟她订婚了没有？没有。
《Pride & Prejudice》《傲慢与偏见》
Overcome with grief and remorse, he pressed the muzzle to his temple, knowing that as soon as Dr. Ford left the room, he would put an end to this nightmare once and for all.
战胜了悲痛和后悔，他把枪口对准了自己的太阳穴，他知道当福特博士离开房间的瞬间，他就会结束这场梦魇，一了百了。
《Westworld Season 1》《西部世界 第一季》
