We forgot that air power alone is no substitute for local knowledge and boots on the ground, and that technological supremacy is no guarantee of victory.

我们忘记了空中力量代替不了对当地的了解和脚踏实地，而且技术优势并不能保证胜利。

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Regaining lost supremacy can be very difficult, partly because new geographic centers of technological excellence can and do emerge on the world stage, seemingly out of nowhere.

重拾失去的主导地位可能很困难，部分原因在于新的优秀技术中心似乎能够、而且也的确会突如其来地登上世界舞台。

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The nation risks losing its space and technological supremacy if it allows other countries to achieve feats like sample-return first, he said.

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Qualcomm has so far managed to avert that threat with its technological supremacy in the baseband market, but going forward it needs partners in other mobile-related domains such as displays.

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