双语阅读英语外刊精讲:太阳系迎来首个星际访客(附音频)

2019-03-04 14:31:10来源:酷学英语

  2.Phrase:

  chance

  (1) noun

  Most refugee doctors never get the chance to practice medicine in British hospitals.

  (2) adj.

  …, for hundreds of millions of years before its chance encounter with our star system

  (3) verb

  Andy knew the risks. I cannot believe he would have chanced it.

  (4) by chance

  Are they by any chance related?

  (5) take chance

  You take a chance on the weather if you holiday in the UK.

  3. Sentence:

  (1) They suggest this unusual object had been wandering through the Milky Way.

  (2) They suggest this unusual object had been wandering through the Milky Way, unattached to any star system.

  (3) They suggest this unusual object had been wandering through the Milky Way for hundreds of millions of years.

  (4) They suggest this unusual object had been wandering through the Milky Way for hundreds of millions of years before its chance encounter with our star system.

  (5) They suggest this unusual object had been wandering through the Milky Way, unattached to any star system, for hundreds of millions of years before its chance encounter with our star system.

  Oumuamua: 夏威夷语,远道而来的信使

  ESO: European Southern Observatory

  FORS: 依靠望远镜上的缩焦低色散光谱仪(FORS),天文学家们放大了视场中的所有单个星系,进行光谱测量,以找出它们的整体特征,尤其是它们的红移,从而得出距离

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