luminescence

IPA/ˌluːmɪˈnesns/
KK[lˌumənˈɛsəns]IPA/ˌluːmɪˈnesns/

luminescence — 名詞

1. light produced by a material or living thing without becoming hot enough to glow

1.名詞C2
釋義

冷光現象

未因高溫卻發出光的現象

light produced by a material or living thing without becoming hot enough to glow from heat.

例句

The lab measured the blue luminescence from the treated mineral sample.

實驗室測量了經處理後礦物樣本所發出的藍色冷光。

luminescence from [material/process]

Divers watched the jellyfish's luminescence brighten the water around them.

潛水員看著水母的冷光現象，把周圍海水照亮。

同義詞
  • fluorescence

    a specific kind of luminescence caused by absorbing energy and giving it off quickly

  • phosphorescence

    a kind of luminescence that continues after the energy source is removed

  • bioluminescence

    luminescence produced by living organisms

反義詞

文法句型

luminescence in/from [substance/process]

the luminescence of [organism/material]

用法筆記

Usually used in science or nature contexts when the focus is on how light is produced without strong heat. Distinguish it from sense 2, which describes the gentle visual effect rather than the physical process.

常見錯誤

❌The campfire's luminescence lit the beach.
✅The campfire's glow lit the beach.
💡'luminescence' is used for light not caused by high heat or flames.

2. a gentle, spread-out light that gives something a soft glowing appearance.

2.名詞C2
釋義

柔和光暈

輕柔擴散的淡淡光感

a gentle, spread-out light that gives something a soft glowing appearance.

例句

The paper lanterns filled the courtyard with a warm golden luminescence.

紙燈籠讓庭院裡充滿溫暖的金色柔和光暈。

a warm [adjective] luminescence

Ada paused by the window, admiring the moonlit luminescence on fresh snow.

Ada 停在窗邊，欣賞新雪上那層月光般的柔和光暈。

同義詞
  • glow

    broader and much more common for a soft visible light

  • radiance

    more elevated and often suggests richer or brighter beauty

  • sheen

    usually a light shine on a surface rather than light filling a space

反義詞
  • glare

    harsh, uncomfortable brightness

文法句型

a soft/warm luminescence

luminescence in/of [place/object]

用法筆記

More common in descriptive or literary writing than in technical discussion. This sense names the visible glow itself, not the scientific reason the light appears.

常見錯誤

❌The stadium's harsh luminescence hurt my eyes.
✅The stadium's glare hurt my eyes.
💡this sense suggests gentle, soft light rather than strong, uncomfortable brightness.