３さんけーＫ放ほう射しゃ

noun

3K radiation; cosmic background radiation

Technical term in astronomy and cosmology; refers to the cosmic microwave background (CMB) radiation at approximately 3 Kelvin.

See also: 宇宙背景放射

• ３Ｋ放ほう射しゃはビッグバンの名残なごりと考かんがえられている。

  3K radiation is thought to be a remnant of the Big Bang.

• 宇う宙ちゅう背はい景けい放ほう射しゃは３Ｋ放ほう射しゃとも呼よばれる。

  Cosmic background radiation is also called 3K radiation.