noun🔗Share闪烁体,发光体 Any substance that glows under the action of photons or other high-energy particles"The detector uses scintillators that glow when exposed to X-rays, allowing doctors to see broken bones on a screen. "探测器使用闪烁体(发光体),当它们暴露在X射线下时会发光,从而让医生能够在屏幕上看到骨折的部位。materialsubstancephysicschemistryenergyscienceChat with AIVocabulary GamePractice Reading