| 单词 | 光子 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔Compton effect〕The increase in wavelength of electromagnetic radiation, especially of an x-ray or a gamma-ray photon, scattered by an electron.康普顿效应：X射线或γ射线的光子与电子发生碰撞并被散射时，电磁辐射的波长同时增加的现象美国传统〔SPECT〕A SPECT scan can show how blood flows in the heart.单光子发射扫描可显示血液如何流经心脏。剑桥高阶〔corpuscle〕A discrete particle, such as a photon or an electron.微粒：有某种特性的微粒，如光子或电子美国传统〔electron pair〕The combination of an electron and a positron as produced by a high-energy photon.电子对：高能光子产生的一个电子和一个阳电子的组合美国传统〔exciton〕An electrically neutral excited state of an insulator or semiconductor, often regarded as a bound state of an electron and a hole.激子：由于吸收光子在固体中产生的可移动的束缚的电子-空子对美国传统〔gamma decay〕The decay of an unstable elementary particle by photon emission.通过光子射出的不稳定基本粒子的衰变美国传统〔obey〕Individual photons obey the laws of quantum mechanics.单个光子遵循量子力学法则。外研社新世纪〔photonuclear〕Of or relating to a nuclear reaction induced by photons.光核的，光致核反应的：由光子引起的核反应；与之有关的美国传统〔scintillation〕Physics A flash of light produced in a phosphor by absorption of an ionizing particle or photon.【物理学】 交光：磷光体通过吸引电离子或光子产生的闪光美国传统〔scintillator〕A substance that glows when hit by high-energy particles or photons.闪烁器：一种物质，当受到高能微粒或光子冲击时会发光美国传统〔weightless〕Photons have no mass − they are weightless.光子没有质量, 是失重的。外研社新世纪〔weightless〕Photons have no mass—they are weightless.光子没有质量——它们是无重的。柯林斯高阶Photons, or individual particles of light, travel over huge distances in space.光子，即光粒子，在空间里行经极大的距离。剑桥国际 |
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