Since this discovery, the expansion and cooling of the universe has been the unifying theme of cosmology, much as Darwinian evolution is the unifying theme of biology.
Since this discovery, the expansion and cooling of the universe has been the unifying theme of cosmology, much as Darwinian evolution is the unifying theme of biology.
自此之后，宇宙的膨胀与冷却便成了宇宙学中的主要论点，就如同达尔文的演化论是生物学的主流思想一样。