subgiant
n. 亚巨星
例句
- "It has become what astronomers call a subgiant, or a star that has exhausted all of its hydrogen fuel in the core and is on its way to becoming a red giant. 它已经变成了天文学家所谓的‘亚巨星’，也就是说成为已经耗尽了核心中氢燃料的恒星，并且正在变成红巨星。”
- subgiant branch 亚巨星支
- subgiant sequence 亚巨星序
- subgiant spiral 亚巨旋涡星系
- subgiant star 亚巨星