red giant star

基本解释

• 红巨星

同根派生

英汉例句

双语例句

• About 200 light-years distant, Mirach is a red giant star, cooler than the Sun but much larger and so intrinsically much brighter than our parent star.
  据我们大约 200 光年的奎宿九是可以红色巨星，其温度比太阳低，但却大得多，因此本身就比我们的母星明亮。
• Billions of years ago Mira was likely similar to our Sun, but has now become a swollen red giant star , its outer layers of material blowing off into interstellar space.
  数十亿年前，苧藁增二是一颗类似我们太阳的恒星，但现在变成了一颗肿胀的红巨星，它外层的物质被吹到星际太空中。
• Every 20 years or so the red giant star dumps enough hydrogen gas onto its companion white dwarf star to set off a brilliant thermonuclear explosion on the white dwarf's surface.
  大约每过20年红巨星向它的白矮伴星上输出足够的氢气在白矮星表面产生一次耀眼的热核爆炸。

权威例句

• Astronomers who have been observing the star since 2005 have determined that as the star expanded into the red giant phase, it destroyed one of its own planets.
  FORBES: Astronomers Discover A Star That May Have Destroyed Its Own Planet

词组短语

短语

• red super -giant star 红超巨星
• Hanyuan Giant Star Red 汉源巨星红

专业释义

天文学

• 红巨星

  εOphiuchi is a peculiarly red giant star, because solar-like oscillation has been observed inεOphiuchi. Its frequency is about 25-80μHz, and large separation is about 4.8μHz.
  ∈Ophiuchi是一颗特殊的红巨星，因为天文观测发现这颗红巨星有类太阳振动，其振动频率在25到80μHz之间，频率间隔为4.8μHz，振动模式为p-模振动。