星际云 meaning in English
interstellar cloud
Examples
- 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。 - A second need is to develop additional arguments for the "genetic coupling" of clouds and stars .
第二大任务就是提出星际云和恒星间“遗传关系”的补充证据。 - The magnetic lines of force are in effect glued to the interstellar gas, and they follow the clouds in their capricious motions .
磁力线实际上是紧附在星际气体上，并跟随星际云一道作着变化莫测的运动。 - 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。 - Figure 2.1 illustrates the departures of chemical composition from solar values for five different clouds projected against bright stars .
图21揭示出五个不同的投影在亮星背景上的星际云的化学组成对太阳值的偏差。