If once you start down the dark path, forever will it dominate your destiny, consume you it will.

一旦你开始走向黑暗道路，他将永远掌控你的命运，消灭你。

If once I get Frank to the supper, I'll see that I stay for the dance.

如果我让弗兰克去吃晚饭， 我会确保自己留下来参加舞会。

If once you allow the principle of money being taken from the arts and given to ordinary people to enjoy themselves!

如果你认同从艺术中拿走钱的原则，让普通人去享受!

If once the whole of myself should become known to me, I would then fling it all away—and reach beatitude!

如果一旦我认识了我自己的全部， 我就会把它全部扔掉——并达到幸福！

In the salons I was the object of embarrassing notice; for retired life has advantages which if once experienced make the burden of a constant social intercourse insupportable.

在沙龙里，我成了令人尴尬的注目对象； 因为退休生活有很多好处， 一旦体验到这些好处， 就会使经常社交的负担变得难以忍受。

If once he could tell it all to them, from the far away beginning until this very night, the telling would ease the sharp ache in his heart.

如果他能把这一切都告诉他们， 从遥远的开始直到今天晚上， 告诉他们就会减轻他心中的剧痛。

What if, once the event had finished,   you could pack the stadium up and send it off somewhere else – to be used again for a  future tournament or something else entirely?

如果在赛事结束后，您可以收拾体育场并将其送往其他地方 - 再次用于未来的比赛或其他完全不同的事情，会怎样？

Prissy was crouched in a corner, sweating too, and smelled so abominably Scarlett would have sent her from the room had she not feared the girl would take to her heels if once out of sight.

百里茜蹲在一个角落里，也在出汗，浑身酸臭。要不是怕这孩子一背着她就会一溜烟跑掉，思嘉简直想把她赶出去。

Amaranta shut herself up to weep, overwhelmed by a feelingof guilt similar to the one that had tormented her when Remedios died, as if once more her careless words had been responsible for a death.

阿玛兰塔把自己关起来哭泣，被一种与蕾梅黛丝死后折磨她的内疚感相似的内疚感淹没，仿佛她的粗心言语又一次导致了死亡。

But those cliffs remained cruel. It was maddening, because everyone knew that if once they were out of the gorge on that side, they would have only a smooth slope and a fairly short walk to Caspian's headquarters.

险道无情，令人恼火，大家知道一旦走出峡谷来到另一边，再穿过一段平缓的山坡和一小段路程，就会到达凯斯宾的指挥部了。