在许多重要的领域，从黑曜石产业到宗教旅游，特奥蒂瓦坎的成功和繁荣是典型的正反馈循环。
In many important areas, from the obsidian industry to religious tourism, Teotihuacán's success and prosperity typified the classic positive feedback cycle.
你可以使用纸张的正反面。
在一项又一项研究中，几乎有三分之一的病人在服用无害物质后产生了正反应。
In study after study, there's a positive reaction in almost one-third of the patients taking harmless substances.
每一个模板都有正反两个方面。
衡量每个选择的正反两面。
64位便携软件：正反两面。
而在群系统中，正反馈却能导致秩序的递增。
But in swarm systems, positive feedback can lead to increasing order.
就像所有事物一样，64位软件也有它的正反两面。
如果我写一篇文章，我通常都会接纳正反两面的意见。
If I write an article, I generally receive a mix of positive comments and negative comments.
国会正反复考虑向身陷困境的抵押人提供小额补贴。
Congress is chewing over a small subsidy to troubled mortgage owners.
3利用打印机的双面打印功能来使用纸的正反面。
3Use the duplex printing option on your printer to use both sides of a sheet of paper.
布兰克说，汇编来自各联邦机构的资料显示了正反两面的趋势。
Compiling data from a variety of federal agencies, Blank says, revealed both positive and negative trends.
我希望辩论缓慢地进行，因为正反两方面都存在风险。
"I hope the debate goes slowly," he says, "because there are risks on both sides."
这种增长是否是由不可持续的正反馈机制造成的，目前还不清楚。
Whether an unsustainable positive feedback mechanism is causing this growth isn't so clear.
在美国可享受到的各式食物正反映出个人品味的多样化。
The variety of foods enjoyed in the U.S. reflects the diversity of personal tastes. The food may be international or regional.
所有我想说的只是我认为你好像没有看到事情的正反两面。
All I'm trying to say is that you don't seem to be looking at both sides of the issue.
市场起起落落的表现正反应了大众对经济环境仍然感到困惑。
The markets' stuttering performance reflects continuing confusion about the economic environment.
在北极发生的其它气候正反馈还包括永久冻土融化和植被变化。
Other positive climate feedbacks that operate in the Arctic include the thawing of permafrost and vegetation changes.
其结果是，中国的消费趋势正反映在世界各地出售的车型中。
The result is that consumer trends in China are being felt in models sold around the world.
正反馈会加强变化。这一变化，在这种情况下，就是站在那儿凝视。
Positive feedback is reinforcing change. The change, in this case, is standing and staring.
此研究团队将催化剂涂在了硅片的正反两面，使它像一片人工叶子。
To make its artificial leaf, the MIT team spread its catalysts on opposite sides of a silicon wafer.
希望我已经让您看到了事物的正反面——说一种科技更好是不对的。
Hopefully, I've given you a feel for the pros and cons of each - it's simply not true to say that one technology is' better 'than the other.
他预测在正反两个方向都将发生剧烈的震荡，而且将持续到2009年。
He predicts big swings in both directions, and well into 2009.
但争论的正反双方都有支持他们的证据，我们无法分辨到底哪一方正确。
There is conflicting evidence on both sides of the argument, so we don't know whether these allegations are true or not.
这是个颇为值得一辩的话题，《盗梦空间》对正反两种情况都有所展示。
This is a fondly debated topic, and Inception has it both ways.
很早的时候，一位制片人找到了我，声称他想要“公平地展现正反两方”。
A producer reached me — this was pretty early on in the coverage — and claimed that he wanted to present "both sides fairly."
很早的时候，一位制片人找到了我，声称他想要“公平地展现正反两方”。
A producer reached me — this was pretty early on in the coverage — and claimed that he wanted to present "both sides fairly."
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