One thing, at least, seems clear: although 3d printing will create winners and losers in the short term, in the long run it will expand the realm of industry-and imagination.

至少有一件事是明确无误的：虽然短时间内将有人赢有人输，但是长远来看3d打印技术将拓展整个行业和推动全人类的想象力。

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One thing, at least, seems clear: although 3D printing will create winners and losers in the short term, in the long run ,it will expand the realm of industry—and imagination.

至少有一点是很清楚的：尽管3D印刷在短期内会产出成功者和失败者，但是从长远来看，它将扩大产业和想象力的领域。

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Just as nobody could have predicted the impact of the steam engine in 1750-or the printing press in 1450, or the transistor in 1950-it is impossible to foresee the long-term impact of 3d printing.

正如1750年没有人能够预测蒸汽机的影响，或者1450年的人们之于活字印刷术，还有1950年的人们之于晶体管，现在的人们也难以预知3d印制技术的长期影响。

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"4D printing" is the term cientists are using to refer to a technology that MIT's Skylar Tibbits talked up during a recent TED appearance.

ENGADGET: 3D? Feh. MIT has already moved on to 4D printing (video) Alt

But as Japan amply demonstrates, in recent decades, such a policy of persistently-low interest rates and rank money-printing only brings long-term economic stagnation.

FORBES: The Lopsided Fiscal Cliff Deal: All Tax Hikes, No Spending Restraint

They tremble at the realization that his mega money printing and manipulation of long-term interest rates are powering waves of irrational exuberance.

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