luminescence
luminescence[ˌluːmɪˈnɛs(ə)ns]noun- [mass noun]the emission of light by a substance that has not been heated, as in fluorescence and phosphorescence
发冷光(如荧光、磷光)
派生luminescentadjective语源- late 19th cent.: from Latin lumen, lumin- 'light' + -escence (denoting a state)
考试词汇表