Plastics freed us from the confines of the natural world, from the material constraints and limited supplies that had long bounded hu man activity.

塑料使我们从自然的限制中得到解放，从长期限制人类的活动的材料限制和有限的供应中得到解放。

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And technology, from writing to the Internet, enables us to expand our mind outside the confines of our body.

应用技术手段，通过从写作到互联网的交流，能够使我们拓展我们身体以外的心智。

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Though cell phones can be wonderful, liberating tools of communication, freeing us from the confines of an office and providing more leisure time, they often do the exact opposite.

尽管手机看起来很棒，好象是解放了通讯工具，使我们摆脱了办公室的束缚，让我们拥有更多的休闲时间，但往往恰恰相反。

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The rights we have as gamers tend to reach only as far as the publishers will allow us within the confines of the games published.

FORBES: European Courts Rule In Favor Of Consumers Reselling Downloaded Games

Thank you for joining us on this short flight within the confines of the great state of Ohio.

WHITEHOUSE: The White House

Our mistaken tendency to pit liberty against virtue blinds us to how easily we can rethink liberty and virtue in a way that steps outside the confines of the culture war.

FORBES: Un-Thinking The Culture War: It's Not Liberty vs. Virtue