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主星 meaning in Chinese

[天文学] primary component

Examples

  1. In comparison to their size on the main sequence, the stars now become giants .
    同它在主星序上的大小相比,恒星现在就成了巨星。
  2. 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。
  3. As these luminous and massive stars exhaust their hydrogen fuel, they begin to depart from the upper end of the main sequence .
    当这些亮而且质量大的恒星耗尽了氢燃料时,它们就开始从主星序上端脱离。
  4. When a massive proto-star approaches the main sequence, its surface temperature is low and it can not ionize the ambient gas .
    当一个大质量原星接近主星序时,它的表面温度是低的,因而不能电离周围的气体。
  5. 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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Related Words

  1. 主信息文件
  2. 主信用证
  3. 主星系
  4. 主星序
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