They're lenses because they're convex vessels, and when they're full of water, they act as a lens and you see the horizon in them, upside down and backwards.
它们是透镜，因为它们是凸面容器，当它们盛满水后，它们可作为透镜使用，你可以看到它们里面上下颠倒的地平线。
Humans are rational because they act for reasons.
人类理性是因为他们行动是有理由的。
The Americans say they act alone because the ISI fails to co-operate.
美国人说他们要单独行动，因为三军情报局未能进行合作。
Be curious as to why things are the way they are, why people act the way they act.
好奇为什么事情会如此，为什么人们会这样做。
Elephants do not worry about things crawling up their nose. Instead, they act upon instinct.
大象不怕什么东西会爬进它们的鼻子里，它们只凭着本能做出反应。
And they act as a windbreak, reducing heating costs in winter.
它们也可以作为防风林，降低冬天的取暖费。
And they act as a windbreak, so they reduce heating costs in winter.
树木还可以作为防风墙，所以冬季可以降低取暖成本。
Often times, they act the way they do because they are looking for an empathetic ear.
大多数情况下，他们这样做只是想要倾诉。
And people always tell me that I should believe animals are rational because they act for reasons.
人们总是告诉我要相信，动物很理性，因为它们的行动也有原因。
They are opportunities and, by solving them, they act as vehicles to get you where you want to go.
它们是机会，解决了，它们就会像交通工具一样，载着你到达你想到之处。
They will help sick or injured dolphins as much as they can, and they act as a team if there is danger.
它们会尽力帮助生病或受伤的海豚；在遇到危险时，它们会相互协助。
When the lion is hungry he eats. When the eagle has thirst he drinks. Lest they act, both will perish.
我是雄狮，我是苍鹰，饥即食，渴即饮。除非行动，否则死路一条。
Aerosols also affect cloud microphysics because they act as nuclei around which water droplets or ice forms.
同时，因为它们是小液滴和冰晶形成需要的凝结核，因此尘埃微粒还能在云微物理学层面给云层带来改变。
The path of compassion does not obligate you to love everyone regardless of how they act or who they are.
爱心之路并没有责成你去爱每一个人而不管他们怎么做或他们是谁。
The seat rows only backscatter frequencies above a certain threshold, though, so they act, in effect, as a sound filter.
每排座椅只反射高于一定频率的声音，因此实际上它们充当的是声音过滤器。
These types of applications focus on actions that you might perform rather than on the resources upon which they act.
该类型的应用程序集中于您可能执行的操作，而不是集中于操作所依靠的资源。
To win over your competition, you have to find ways to com-bine all three forces so they act in a unified direction.
要赢得竞争，你必须想办法结合这三种力量，使其朝向一致的目标前进。
But because they act deep in neural pathways of the brain, some of them are bound also to enhance people's power to think and learn.
但由于它们作用于大脑深层的神经系统，有些肯定也能增强人的思考和学习能力。
Cosmetics and drugs containing grape compounds are already available, but the way they act on cells has not been well understood until now.
含有葡萄化合物的化妆品和药物已经上市，但目前为止它们对细胞的作用方式还没有得到很好的认知。
Regardless of whether these hormones contribute to obesity and eating disorders or are affected by them, do they act alone or in concert?
不管这些激素是否会导致或影响肥胖问题和饮食失调，现在的疑问是它们是单独起作用呢还是共同起作用？
These tags have no visible presence (unless you add borders and such, as I have), but they act as a good marker for where content should go.
这些标记没有可见的表示形式(除非添加边框，像我这样做)，但它们很好地标记了内容的放置位置。
So the next time someone does something hurtful to you, remember two things, they act like that towards other people as well, and it’s not about you!!
所以下一次有人做了伤害你的事情，记住两点：他们也对其他人做同样的事情，而且根本不是你的问题！
JAMES SUROWIECKI: Yeah, this is a very interesting idea that suggests that how people think (construe) a problem has a powerful effect on how they act.
答：是的，这是一个很有意思的见解，认为人们对一个问题的看法(理解)对他们的行为有着强大的影响。
They're lenses because they're convex vessels, and when they're full of water they act as a lens and you see the horizon in them, upside down and backwards.
说它们是镜头，因为它们是凸面的容器。盛满水后，它们可作为镜头使用，你可以通过它们看到颠倒过来的地平线。
Slower growth, tighter money and higher interest rates have not historically been good for stock prices. At the least, they act as a drag on any potential rally.
增长更慢，银根更紧，利率更高历来对股票行情都不是利好，最起码，这些举措都拖慢可期回升的步伐。
As a result, they act surprised when it takes me 10 minutes to pick a sandwich or when I confess that I still get mild panic attacks when choosing floss at the drugstore.
结果当他们看到我花十分钟才点了个三明治，或者听说我在药店挑牙线的时候会小小地恐慌，都觉得不可思议。
I think social networks are the biggest heuristic we've ever had to achieving the original vision of Nicholas Negroponte's idea — they act as your personalization heuristics.
我认为，在实现尼古拉斯•尼葛洛庞帝的原始设想方面，社交网络称得上迄今最伟大的探索，它们是用户的个性化探索和发现工具。
The second generation of the rich often incur the ire of the wider society, especially when they act as if they're entitled to, rather than lucky to have, their unearned riches.
外界社会常常对富二代抱有愤恨的态度，尤其是当富二代将他们不劳而获的财富认为理所当然而不是有幸得到。
We speak of someone having "cold eyes" or a "warm smile". Now it seems there's a very real connection between the temperature people feel and the way they act toward others.
我们会谈论某人有“冷酷的眼神”或“温暖的笑容”，而今看来，人们对温度的感受与他们对待别人的态度之间的确存在着某种联系。
We speak of someone having "cold eyes" or a "warm smile". Now it seems there's a very real connection between the temperature people feel and the way they act toward others.
我们会谈论某人有“冷酷的眼神”或“温暖的笑容”，而今看来，人们对温度的感受与他们对待别人的态度之间的确存在着某种联系。
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