the_evolution_of_stars_有道手机词典

1.These investigators tenaciously argued the evolution of stars downward along the sequence ought to be accompanied by a continuous and very substantial loss of mass.
这些研究者就顽固地争辩说，恒星沿主星序向下的演化，应该伴随着连续的和很显著的质量损失。
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2.In the crowded central regions of the galaxy, home to large Numbers of massive stars, supernovas are so common that the evolution of complex life-forms might be difficult if not impossible.
在银河系拥挤的中心区域存在着大量的大质量恒星，频繁的超新星爆发使得复杂生命形式的产生不是不可能就是极度困难。
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3.NASA's Galaxy Evolution Explorer found evidence that black holes — once they grow to a critical size — stifle the formation of new stars in elliptical galaxies.
太空总署的星系演变探测者发现了黑洞存在的证据：一旦其达到一个临界规模，椭圆形星系中的新星形成便会被扼杀。
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