Vocab Bloom Hub

white dwarf

/waɪt dwɔːrf/

翻译: 一种体积小、密度极高的恒星,是中小质量恒星演化末期的最终形态,在耗尽核燃料并抛掉外层物质后形成。

1 个条目

phrase

/waɪt dwɔːrf/C1formalscientific
  • zh一种体积小、密度极高的恒星,是中小质量恒星演化末期的最终形态,在耗尽核燃料并抛掉外层物质后形成。

A small, dense star that is the final evolutionary stage of a low- to medium-mass star, after it has exhausted its nuclear fuel and shed its outer layers.

  1. Stellar remnantC1formal

    A small, dense star that is the final evolutionary state of a star like the Sun, after it has exhausted its nuclear fuel and shed its outer layers.

    zh白矮星

    • The white dwarf is incredibly dense, with a mass similar to the Sun but a volume similar to Earth.
    • Astronomers study white dwarfs to understand the future of our own Sun.
    • The cooling of a white dwarf takes billions of years.