1. I have been there before.
我以前去过那里了。

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2. I have seen him before.
我以前曾经见到过他。

《新英汉大辞典》

3. But, we can compare ourselves with ourselves before.
但是,我们可以与以前的自己相比。

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4. When? I remembered you like the seafood before.
什么时候?我记得你以前喜欢吃海鲜的啊?

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5. How could I deal with them before?
我以前是怎样处理它们的?。

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6. What do you do before and after work?
在你工作的前后你都做了什么?

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7. I have never been there before.
我以前从来没有去过那里。

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8. I (have) read the book before.
我以前读过这本书。

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9. Learn from what your colleagues have implemented before you.
从以前的同事已实现的内容进行学习。

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10. He is as busy as before.
他还是像以前那样忙。

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11. That day he was up before sunrise.
那天他在日出以前就起来了。

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12. And run away before I know.
在我知道以前请离开我。

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13. I have seen this video before.
我以前看过这录像节目。

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14. I remember seeing this film before.
我记得以前看过这部电影。

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15. I like fish. I never ate trout before in Russia.
我喜欢鱼,以前我在俄罗斯从未吃过鳟鱼。

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16. The chairman and I have crossed swords before over this issue.
我和主席以前曾经对这问题进行过辩论。

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17. Now, this is the chemistry lab. Have you been in the lab before?
好啦。这就是化学实验室。你们以前来过这个实验室吗?。

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18. Have you seen this movie before?
你以前看过这电影吗?

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19. I have heard the news before.
我以前听过这个消息。

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20. I have seen that film before.
那部电影我以前看过。

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21. He is as busy as before.
他还是和以前一样忙。

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22. Have you been to that convention center before ?
你以前去过那个会议中心吗?

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23. How should I do before I move into this house?
在我搬进这个房子之前我应该怎么做?

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24. I live the life normal as before.
我像以前一样过正常的生活。

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25. Have you ever seen this show before?
这个节目似以前有没有看过?

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26. Not as fast as before, but much safer.
虽然不像以前那么快,但是更加安全了。

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27. Your time, your work, your dream, it seems like they are not so important for you as before.
你的时间,你的工作,你的梦想,似乎他们不像以前那样对你如此重要。

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28. That was not possible before.
这在以前是不可能的。

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29. What do you do before supper?------I do my homework.
你在晚饭前干什么?-----我做我的家庭作业。

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30. I remember meeting him before.
我记得以前见过他。

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31. Before beginning the process of ideation, it’s important for designers to have a clear mandate for moving forward.
在构思过程开始之前,对于设计师来说,有一个对前进方向的清晰的要求是非常重要的。

-- 来源 -- About Face 3交互设计精髓

32. But before we talk about how to improve retrieval, let’s briefly discuss how it works.
不过在谈论这个话题之前,我们先简要讨论一下这种检索的工作原理。

-- 来源 -- About Face 3交互设计精髓

33. If the control waits until a user finishes entering data before it edits the value, this is passive validation.
如果控件只有等到用户完成数据输入才编辑其值,则是被动验证。

-- 来源 -- About Face 3交互设计精髓

34. If the power fails before you save, all your changes are lost as the memory containing them scrambles.
如果在你单击“关闭”按钮之前电源断掉,所有的修改都会丢失,因为包含文档的内存不能工作了。

-- 来源 -- About Face 3交互设计精髓

35. How many times must the new format be specified before it becomes the default?
一种新格式在成为默认格式之前应该使用多少次?

-- 来源 -- About Face 3交互设计精髓

36. User research must occur before ideation, usability testing following it.
用户研究一定是构思阶段之前进行的,可用性测试一定是在构思阶段之后。

-- 来源 -- About Face 3交互设计精髓

37. Make sure you understand the visual language of your users’ domains and environments before forging ahead.
在设计之前先确认是否理解了用户领域和环境的视觉语言。

-- 来源 -- About Face 3交互设计精髓

38. For example, a digital system needs both customer and order information before it can post an invoice.
如数字系统在保存发票之前需要客户和订单信息,人类职员可以在得到客户的详细信息之前直接提前登记订单。

-- 来源 -- About Face 3交互设计精髓

39. Define what the product will do before you design how the product will do it.
在设计产品的“如何”行为之前,要先定义产品做“什么”。

-- 来源 -- About Face 3交互设计精髓

40. This technique is modal: It puts the application into a special state that must be dealt with before it can return to its normal state, and before the person can continue with her task.
它让程序处于一种模式,在返回常态之前,也就是在用户能够继续任务之前必须处理。

-- 来源 -- About Face 3交互设计精髓