They might, by attaching rocket motors to the incoming rock, or nudging its orbit with nuclear explosions, even be able to avert disaster.

通过在接近的小行星上安装火箭助推，或者通过核爆炸略微改变其的轨道，就有可能避免一场灾难。

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The space flight test and application situation of electric rocket engine were introduced. Development and expectation of electric rock…

介绍了电火箭的航天飞行试验和应用情况。

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Some have suggested we strap rocket motors to a threatening rock and nudge it away.

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"We were up on hills looking across Jerusalem, looking across at the Dome of the Rock and we saw a plume of smoke in the distance, which was a rocket landing, " he said.

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