companion star meaning in Chinese
伴星
Examples
- As a companion star orbits its primary, it alternately approaches and recedes from the earth .
当伴星围绕着主星运转时，它交替地朝着地球或背离地球运转。 - A companion star is a perfect source of infalling material for a black hole
伴星是物质下陷形成黑洞的一个极好的物质来源。 - More than 60 % of the stars in the milky way have a companion star around which they orbit
银河中超过六成的恒星在其运行轨道附近存在伴星。 - Accretion disks formed when compact objects suck in matters of companion stars may also betray the existence of black holes
另一个重要的观测对象是致密天体因为吸食伴星物质而形成的吸积盘。 - However , it is never an easy task to determine the mass of companion stars in binary systems just by way of spectral analysis
不过，从光谱分析以决定黑暗的伴星的质量并不是一项容易的观测工作。