一次又一次

here and now───此时此地；立刻

once and away───一次了结地；一劳永逸地；彻底地

on and on───继续不停地

one and all───全都；人人

one and only───唯一的

once and again───再三；一而再

once and for all───一劳永逸地；彻底地；最后一次

While scientists were once considered cranks and outsiders to the system, we are now part of the establishment.───虽然科学家曾被认为是怪人、是该体制的局外人，而如今我们已经是权力集团的一部分。

Now that I'm growing and the world I once knew is becoming more complex.───如今，我在不断成长，而我曾熟悉的世界也变得越来越复杂了。

Now the queen once travelled through the land, and she had her little daughter with her.───有一次，王后带着她的小女儿旅行全国。

Silly Emily, you mean! But I'm sorry for you, because you cared for her once. And now Peggotty tells me you're in love again!───你是说愚蠢的埃米莉吧！可我为你感到惋惜，因为你曾经一度关心过她。辟果提告诉我你如今又爱上了一个人！

I'm swimming up above the waves to see the sky of blue; I've never seen it even once, and now it's time I do.───我要游到上面去看看天空到底有多蓝，我以前都没见过呢，现在正是时候！

You were just some boy who made me laugh at a party once, and now I loathe the sight of you.───你只不过是在舞会上曾经逗我笑的某个男孩，我现在恨透了你的脸孔。

Did I put my career ahead of my loved once and now there's so little time left to enjoy them?───又是否看重事奉过于家人，到现在才发现没剩多少时间与他们共享天伦？

He was married, he had deceived her once, and now again, and she thought him terrible.───他有太太，已经骗过她一次，现在又来骗她。她觉得他很可怕。

To be frank, I was married once, and now I'm single.───坦白说，我曾经结过婚，但是我现在是单身。