black dwarf

常見(jiàn)例句

雙語(yǔ)例句

• Eventually—over tens or even hundreds of billions of years—a white dwarf cools until it becomes a black dwarf, which emits no energy.
  在幾百億年甚至幾千億年之後，白矮星最終冷卻形成黑矮星，後者不再散發(fā)任何能量。
• The sun's upper layers will expand and lose material, and eventually the core will cool enough to become a white dwarf star, and finally a black dwarf.
  太陽(yáng)的上層也將擴(kuò)大，失去物質(zhì)重量，最後中心冷卻到一定程度就成了白矮星，最終成黑矮星。
• The invention discloses a method for obtaining Laodelphax striatellus specially for inoculating black streaked dwarf virus of rice and application thereof in agriculture.
  本發(fā)明公開(kāi)了一種專(zhuān)用於接種水稻黑條矮縮病毒的灰飛虱的獲得方法 及其在辳業(yè)上的應(yīng)用。
  ip.com

權(quán)威例句

• "The fact that there's a very young cluster of stars indicates that the intermediate-mass black hole may have originated as the central black hole in a very low-mass dwarf galaxy, "Sean Farrell, of the Sydney Institute for Astronomy in Australia, said in a statement.
  MSN: Rare Black Hole Survives Galaxy's Destruction
• The Hubble Space Telescope recently spied a cluster of young blue stars surrounding a rare mid-weight black hole that suggests the black hole was once at the center of a dwarf galaxy.
  MSN: Rare Black Hole Survives Galaxy's Destruction
• The violent encounter would have stripped away most of the dwarf galaxy's stars, but it also could have compressed the gas around its central black hole, triggering a new wave of star formation.
  MSN: Rare Black Hole Survives Galaxy's Destruction
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