ring nebula

常見例句

雙語例句

• The newly discovered example of a ring-shaped planetary nebula is about 15, 000 light-years distant.
  這個(gè)新發(fā)現(xiàn)的環(huán)形行星狀星云案例據(jù)我們約 15000 光年。
• This particular planetary nebula, pictured above and designated Shapley 1 after the famous astronomer Harlow Shapley, has a very apparent annular ring like structure.
  上圖中的行星狀星云叫做Shapley1 以著名天文學(xué)家Harlow Shapley的名字命名，它有非常明顯的環(huán)狀結(jié)構(gòu)。
• In particular, this planetary nebula exhibits a curious "S"-shaped profile, with a central bar that is most likely the projection of an inner ring of gas discharged by the star, seen edge on.
  尤其是這個(gè)星云形成了奇特的S型外觀，而位于中央的恒星很可能就是激發(fā)周圍氣體放電的那顆白矮星。
  www.astronomy.com.cn
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