V2EX radio telescope

Radio Telescope

释义 Definition

射电望远镜:一种接收来自天体的无线电波(射电辐射)并进行成像或测量的望远镜,用于研究恒星、星系、脉冲星、黑洞周围环境、宇宙微波背景等。(也常以阵列形式工作,如“甚大阵列 VLA”“事件视界望远镜 EHT”。)

发音 Pronunciation (IPA)

/redio tlskop/

例句 Examples

A radio telescope can detect signals that optical telescopes cannot see.
射电望远镜可以探测到光学望远镜看不见的信号。

Using a radio telescope array, astronomers mapped the galaxy’s gas clouds and measured its rotation.
借助射电望远镜阵列,天文学家绘制了星系气体云的分布并测量了其自转。

词源 Etymology

radio 来自“无线电/无线通信”的概念(与电磁“辐射”相关),telescope 源自希腊语构词:*tele-*(远)+ -skopein(观察)。合起来直译就是“用无线电波来进行远距离观测的望远镜”。该术语随着20世纪射电天文学的发展而普及。

相关词 Related Words

文学与著名作品 Literary Works

  • Carl Sagan《Contact》(《接触》):情节核心涉及用射电望远镜接收外星信号。
  • Carl Sagan《Cosmos》(《宇宙》):以通俗方式介绍包括射电望远镜在内的天文观测手段。
  • Jodrell Bank Observatory 相关科普与回忆录作品:常以“radio telescope”描述其大型射电望远镜与发现史。
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