1. Once you begin, you must go on.
你一旦开始,就必须进行下去。

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2. Once I saw an elephant go by.
一次我看见一头大象路过。

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3. I only dated her once.
我和她只约会过一次。

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4. If you aim big, you only have to be right once.
如果你的目标很大,你只需要一次正确就够了。

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5. For once you have mastered that you will be able to do anything.
因为一旦你掌握了它你将可以做到任何事情。

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6. I believe he once worked for you.
我相信他曾经为你工作。

www.youdict.com

7. I have been there once.
我到过那儿一次。

《新英汉大辞典》

8. Once you have some lists you can go back to your tasks by choosing the Tasks option.
一旦你有了这些列表,你就能通过选择任务选项返回到你的任务。 翻。

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9. In my memory, he never hits me except once.
在我的记忆中,他从不打我,除了一次例外。

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10. Once , We were so in love.
曾经,我们是如此的相爱。

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11. Jeff: I hate that part of change as well, but you only have to do it once.
杰夫:我也讨厌变动的这个方面,不过你只需要做一次。

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12. Life only have once, we should cherish their life.
生命只有一次,我们要珍惜自己的生命。

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13. But once you know the pattern then it explains what these relationships are about.
但你一旦理解了模式,他就会解释这些关系是关于什么的。

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14. I met her once in Venezuela.
我在委内瑞拉曾经见过她。

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15. I see them once every two months.
我每两个月与他们见一次面。

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16. I once interviewed him for a job .
我曾经为一份工作面试过他。

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17. They have it once before work and once in the afternoon .
他们在开始工作前和下午都各做一次。

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18. Let me tell you what happened to me once.
让我告诉你曾经发生在我身上的事。

www.wesiedu.com

19. But you once existed as a single cell - for about half an hour.
但你曾经以一个微细胞的形式存在,时间大约为半小时。

zuci.chaziwang.com

20. Once I was a child, so that you only belong to me, I belong to you.
曾经我是一个任性的孩子,任性的以为你只属于我,我只属于你。

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21. But I love you once, why you hurt me so deep.
我不过就爱了你一次,你何须伤我这么深。

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22. Once you have your time, stick to it.
一旦你确定了时间,坚持它。

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23. Why not call her at once?
干嘛不立刻给她打电话呢?

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24. For once I agree with China.
这一次,我赞同中国。

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25. For amusement, we go to the movies once a week.
我们的娱乐是每周去电影院看一次电影。

dict.cn

26. Once you determine your sleep needs, you should meet those needs every day.
一旦你决定你的睡眠需求,你应该每天满足那些需求。

contest.i21st.cn

27. Once you determine your sleep needs, you should meet those needs every day.
一旦你决定你的睡眠需求,你应该每天满足那些需求。

contest.i21st.cn

28. Good idioms must be learned only once
好的习惯用法只需学习一次

-- 来源 -- About Face 3交互设计精髓

29. Once the sketches reach a reasonable level of detail, it becomes useful to start rendering in a computer-based tool.
一旦草图达到了一定程度的细节,即可开始运用计算机上的工具来制图。

-- 来源 -- About Face 3交互设计精髓

30. It’s like worshipping floppy disks because so much good software once came on them.
这就像有很多好软件曾经采用过软盘,就崇拜软盘一样。

-- 来源 -- About Face 3交互设计精髓

31. All idioms must be learned; good idioms need to be learned only once.
所有的习惯用法都需要学习;好的习惯用法只需要学一次。

-- 来源 -- About Face 3交互设计精髓

32. As we’ve said, all idioms must be learned, but good idioms need be learned only once.
正如我们先前所说,所有习惯用法都必须经过学习才能使用。

-- 来源 -- About Face 3交互设计精髓

33. Once built, it needs to be deployed in the world. And once deployed, it needs to provide benefits to its owners.
一经制造,就需要为人所用;一经使用,就需要为物主带来好处。

-- 来源 -- About Face 3交互设计精髓

34. Ejector seat levers can only be used once, and their consequences are significant and irreversible.
弹射座椅操纵杆只能用一次,它的使用将引起重要的变化,而且这个过程是不可逆的。

-- 来源 -- About Face 3交互设计精髓

35. Once again, the key is separating the storage and retrieval systems.
关键是分离存储系统和检索系统。

-- 来源 -- About Face 3交互设计精髓

36. You point to the desired item, click once to select it and close the menu.
当指向你所期望的菜单项时,单击一次就可以选择和关闭菜单。

-- 来源 -- About Face 3交互设计精髓

37. Once a user made his selection, it was set in concrete—there was no going back.
一旦用户做出选择,他就被限定了,即无法返回。

-- 来源 -- About Face 3交互设计精髓