膨ぼう張ちょう宇う宙ちゅう

noun

expanding universe

Scientific term used in cosmology to describe the expansion of the universe.

• 膨ぼう張ちょう宇う宙ちゅうの理り論ろんは、ビッグバン宇う宙ちゅう論ろんの基き礎そです。

  The theory of the expanding universe is the foundation of Big Bang cosmology.