red giant star

基本解释

• 紅巨星

同根派生

• red giant star相关词

英汉例句

雙語例句

• 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.
  據我們大約 200 光年的奎宿九是可以紅色巨星，其溫度比太陽低，但卻大得多，因此本身就比我們的母星明亮。
• 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.
  數十億年前，苧藁增二是一顆類似我們太陽的恒星，但現在變成了一顆腫脹的紅巨星，它外層的物質被吹到星際太空中。
• 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.
  大約每過20年紅巨星曏它的白矮伴星上輸出足夠的氫氣在白矮星表麪産生一次耀眼的熱核爆炸。

權威例句

• 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

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词组短语

短語

• red super -giant star 紅超巨星
• Hanyuan Giant Star Red 漢源巨星紅

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专业释义

天文學

• 紅巨星

  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是一顆特殊的紅巨星，因爲天文觀測發現這顆紅巨星有類太陽振動，其振動頻率在25到80μHz之間，頻率間隔爲4.8μHz，振動模式爲p-模振動。