主星序
zhǔ xīnɡ xù
- 名main sequence
主星序-
同它在主星序上的大小相比，恒星现在就成了巨星。
In comparison to their size on the main sequence , the stars now become giants .
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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。
When a massive proto-star approaches the main sequence , its surface temperature is low and it can not ionize the ambient gas .
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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。
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 .