Sagan makes the point that the most dangerous collision facing us now, however, is one that might be mistaken for something else: a nuclear attack.

萨根阐述的观点是目前我们面临的最危险的是碰撞而非人们误解的核战。

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This oscillating field would accelerate the particles toward the collision point.

这个振荡的电场会把粒子加速推向碰撞点。

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At the point of collision they may release a giant Gamma Ray Burst.

在它们碰撞的那一刻将释放出一个强大的伽玛射线爆发。

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Lloyd's List describes that occasion as a "near miss" and says the ship's route would have been less than 200m away from the point of collision on Friday's voyage.

BBC: Concordia disaster: House arrest for Captain Schettino

Happily for humanity, technology has advanced to the point where it is possible, in principle, to avoid such a collision.

ECONOMIST: The ultimate environmental catastrophe