exocomet

词形变化

exocomets 复数 exocomets

释义与例句

n.
  1. 1.

    An extrasolar comet; A comet which exists outside Earth's solar system, including interstellar comets and comets that orbit stars other than the sun.

    天文

词源

Constructed from Ancient Greek: exo- + comet

来源：wiktionary