airglow

n. 气辉

词形变化

airglows 复数 airglows

释义与例句

n.
  1. 1.

    A faint illumination in the sky due to photochemical luminescence in the upper atmosphere, now rarely observed by earthbound humans without the assistance of instruments.

    不可数

词源

From air + glow.

来源：wiktionary