phosphorescence
n[U]
(a) giving out of light without heat or with so little heat that it cannot be felt 磷光; 磷火; 鬼火.
(b) giving out of a faint glow in the dark, eg by certain insects or sea creatures (黑暗中的)微光(如某些昆虫或海洋生物的). Cf 参看 fluorescence.
🗣️ 情景例句
Lacks vitality.
缺乏活力。
By the time we got there,the play had already begun.