Before you start on your tour I'd just like to give you some information about things to look out for as you go.
在你开始旅行之前，我想给你讲一些旅行时的注意事项。
As I said before, you can find rock art all over the world, but I'd like to focus now on the rock art of the Aboriginal people of Australia.
就像我之前说的，世界各地都有岩石艺术，但是我现在想要关注的是澳大利亚土著人的岩石艺术。
If you run the program now, it produces exactly the same result as before, like any proper refactoring should.
如果您现在运行程序，那么将产生与以前完全相同的结果，像任何适当的重构应该的那样。
As I have said here before, skills like taking notes effectively are useful for a lifetime. The self-directed learner knows this.
如我之前所言，像有效地记笔记之类的技巧一直会有用。自主学者对于这一点非常清晰。
You can still put in as much dedication to your school work as before your image change, but that does not mean you have to look like a geek to be smart.
你仍然可以把尽可能多时间和精力像形象改变以前那样投入到学业中，然而这不需要你看起来像一个聪明的怪胎。
If you run the program now, it will produce exactly the same result as before, like any proper refactoring should.
如果您现在运行这个程序，得到的结果与以前完全一样，这一点所有正确的重构都应该做到。
As far as Microsoft was concerned, the robotics industry-like the PC industry before it-would not take off until most of the basic standards and tools for developing applications were in place.
在微软看来，像以前的个人计算机业一样，只有当关于应用程序开发的基本标准和工具均已到位，机器人工业才会腾飞。
Each time a cell replicates itself (as it does before it dies), the telomeres shorten, like plastic tips fraying on the end of shoelaces.
细胞每复制自己一次(细胞在死亡之前都会如此)，其端粒就会缩短，就像鞋带的塑料头会磨损一样。
I eat about three or four times as many plant foods (like green leafy vegetables) as before; probably 50 percent or more of my calories come from nonanimal sources.
我现在吃的植物类食品比以前多两到三倍（比如绿色叶子蔬菜）；我大约有50％甚至更多的卡路里摄入都来自非动物类食品。
In the northern part, like the Indians who lived there before them, the hunters trap such fur-bearing animals as squirrels, beavers and foxes.
在北部，猎人们象生活在他们之前的印第安人一样捕捉毛皮兽，诸如松鼠、河狸和狐狸等。
Of course, now it is not the same as before, but if you look a team like ac Milan, full of champions, it is always a good spectacle.
当然，现在的意甲跟以前不同了，但像AC米兰这样屡屡夺冠的球队，仍然值得关注。
Significantly, many weapons—and sometimes other objects, such as a craftsman's tools—were, like the objects in the hoard, bent or broken before burial.
显而易见的是，在埋存这些武器或者是工匠工具之前，被埋藏品受到了破坏和弯折。
There's a kind of puzzle there as to-- even if, before we move to the question, how widespread are cases like this?
这里又产生了一种疑团-,甚至在我们探讨，这种案例有多普遍之前？
Just like we referenced everything to one bar before, as our standard pressure.
就像我们把所有的压强都和一巴作参考，作为标准压强。
But as before, there are a number of concrete behaviors that we would like to verify.
但是与以前一样，有很多我们可能想去验证的具体行为。
Before that, only those wealthy enough to commission portraits had a record of what they looked like as children.
以前，只有那些很富有的人才可能委托别人给他们画肖像来记录他们小时候的样子。
I like to read before bed (a book, not websites) as a ritual that helps me sleep.
我喜欢睡前阅读(是书而不是网站)，这像个惯例，能助我入眠。
The data looks like gibberish to a snooper as it travels from your computer to a secure server before it is blasted onto the Internet.
这些数据在窥探者看起来像胡言乱语，因为它从你的电脑先传到一个安全服务器然后再发布到互联网上。
Suddenly - if you are like most people - you view the chosen offer as better than you did before and conclude that the other option was not that great after all.
突然间(如果你是与大多数人一样的)你认为你选中的那一个比以前的都要好，而另一个选项根本就没什么了不起的。
But like computing before it, 3d printing is spreading fast as the technology improves and costs fall.
但是就像之前的计算机，随着技术的成熟和成本的降低，3d打印技术正在快速传播。
The impact of the deep water deployment is definitely an unknown unknown, as it has not been used on anything like this scale before.
深海的处置措施施造成的影响显然是一个未知的未知，毕竟在此之前人们从没有处理过这么大规模的事故。
Even before it opened in April, it was known as the small cucumber because it rises against the sky like a green pickle.
甚至在四月份对外之前，这座楼就被人们称为小黄瓜，因为它直耸入云，在天空的映衬下看上去就像一根绿黄瓜。
These cameras enable us to see lightning like never before, as we can clearly see lightning propagate downward from the clouds or upward from tall objects.
通过这些机器看到的闪电是我们以前从未见过的，可以清晰地看到它从云层中下行传播，或者在高的物体上上行传播。
Like his father and his grandfather before him, Colton Bryant has oil as well as horses in his blood.
科尔顿·布莱恩特和他的父亲与爷爷一样，他的血脉里充满了对石油与骏马的热爱。
As mentioned before, there are two types of changes: external, like customer input, and internal, like management decisions.
如前所述，有两种变化类型：外部，如客户输入；内部，如管理决策。
Before we start work on the mock objects, you might like to examine the business process as it is currently implemented.
在开始使用模拟对象之前，您可能希望检查当前实现的业务流程。
The registry can also support service states, like test and (as mentioned before) deprecated, and only make services with these states available to consumers that want them.
注册中心还可以支持服务状态，如测试状态和(如前面提到的)已弃用状态，且仅向希望使用服务的使用者提供具有这些状态的服务。
The registry can also support service states, like test and (as mentioned before) deprecated, and only make services with these states available to consumers that want them.
注册中心还可以支持服务状态，如测试状态和(如前面提到的)已弃用状态，且仅向希望使用服务的使用者提供具有这些状态的服务。
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