interstellar cloud中文什么意思

星际星云

星际云

• interstellar:    adj. 【天文学】星际的。 int ...
• cloud:    n. 1.云。 2.云状尘埃、烟(等 ...
• local interstellar cloud:    本星际云

例句与用法

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1. The paramount task here facing observational astronomy is to study real interstellar clouds .
   实测天文学在这里所面临的头等任务是研究实际的星际云。
2. Collapsing interstellar cloud reverses its gravitational infall and expands outward into the relatively quiescent interstellar environment .
   坍缩的星际云克服向内的引力而向外膨胀到较宁静的星际环境中去。
3. If undisturbed , the interstellar clouds will not have qualitative changes at all . however , disturbance does occur
   在不受干扰的情况下，这些星际云可以千载不变。
4. Interstellar clouds could be extremely large and massive , up to thousand of light years in diameter and from 10 to 1000
   星际云可以极度大和拥有极大质量，直径可达一千光年，质量相等于十个至一千个
5. Before the interstellar cloud contracts , it was very cold and dim . thus , the cloud is represented by a point at the right in the h - r diagram
   在星际云收缩之前，它非常冰冷，所以在这个阶段，星际云会位于赫罗图上一个极右的位置。

百科释义

Interstellar cloud is the generic name given to an accumulation of gas, plasma and dust in our and other galaxies. Put differently, an interstellar cloud is a denser-than-average region of the interstellar medium.