extragalactic

a. [天](位于或来自于)银河系外的

发音

US

释义与例句

adj.
  1. 1.

    Originating outside of the Milky Way galaxy.

    天文

    Extragalactic astronomy is the study of things outside the Milky Way.

  2. 2.

    Originating outside of any galaxy.

    天文
  3. 3.

    Originating outside of the local galaxy.

    媒体

相关短语

extragalactic background light

词源

From extra- + galactic.

来源：wiktionary