全部

1·About the same time, though, scientists realized comets might contain decaying radioactive isotopes that could have warmed cometary interiors to temperatures that caused the interiors to evolve.

然而，大约在同一时间，科学家们意识到彗星可能含有衰变的放射性同位素，这些同位素可能使彗星内部的温度升高到导致内部进化的温度。

2·We are analyzing Stardust cometary samples.

我们正在分析星尘号的彗星样品。

3·So the cometary dust work had to take priority.

也因此彗星尘埃的工作获得了优先。

4·NASA appears to know something about this red cometary orb.

美国宇航局似乎知道这个红色慧星天体的东西。

5·The cometary ejection play a crucial role in formation and evolution of the meteoroid stream.

彗星的喷发速度在流星群的演化过程中起着重要作用。

6·Energetic light from this star is eating away the dust of the dark cometary globule at the top right the image.

从这颗恒星发出的高能光线正把途中右上角的黯淡的彗星似的小球体中的尘埃消灭掉。

7·Moon rocks show that lunar water has more heavy hydrogen than does terrestrial water, indicating a cometary origin.

研究表明，月球岩石中的水资源比地球水资源包含更多的重氢元素，意即月球水有可能来源于彗星。

8·Yet, upon further reflection, human impact on the planet is a direct analogue of the Cretaceous cometary collision.

然而进一步的说，人类对于地球的影响，完全相当于白垩纪的彗星撞击。

9·By means of a modified Newton's formula of hydrodynamics, it is shown that the shape of cometary halos is close to a catenary.

借助于流体力学中一个修正的牛顿公式，指出彗晕的形状接近悬链线。

10·Stardust's cometary and interstellar dust samples will help provide answers to fundamental questions about the origins of the solar system.

星团的采样的彗星和星际尘埃样本将有助于回答关于太阳系起源的一些基本问题。