天文学家们坚信
Astronomers are convinced
以上为机器翻译结果,长、整句建议使用 人工翻译 。
通过辨析大部分小行星,研究它们的碎片,天文学家们坚信,一旦有小行星要撞击地球时,他们可提前许多年作出预测。
By identifying most of these asteroids, and plotting their bits, astronomers insist, they could predict many years in advance if any were destined to strike earth.
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