V2EX blackhole

Black Hole

Definition / 释义

黑洞:天体物理学中的一种极其致密的天体,具有强大引力,使得连光都无法逃脱;通常由大质量恒星坍缩或星系中心的超大质量黑洞形成。日常语境中也可引申为“吞噬资源/信息、难以脱身的事物”(比喻用法)。

Pronunciation / 发音

/blk hol/; /blk hl/

Examples / 例句

A black hole can pull in gas and dust from nearby space.
黑洞可以把附近太空中的气体和尘埃吸入其中。

Scientists used a network of telescopes to capture an image of a black hole, offering new clues about gravity and the nature of space-time.
科学家利用一组望远镜网络拍摄到黑洞的图像,为理解引力以及时空的本质提供了新的线索。

Etymology / 词源

“Black hole”直译为“黑色的洞”。该术语在20世纪逐渐普及,常被认为由物理学家约翰阿奇博尔德惠勒(John Archibald Wheeler)推广,用来形象描述一种区域:由于引力极强,外界看起来“黑”,且像“洞”一样把物质与辐射“吞入”。

Related Words / 相关词

Literary Works / 文学作品

  • A Brief History of Time Stephen Hawking
  • Black Holes and Time Warps: Einstein’s Outrageous Legacy Kip S. Thorne
  • The Hitchhiker’s Guide to the Galaxy Douglas Adams
  • Contact Carl Sagan
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