photon

英 [ˈfəʊ.tɒn]      美 [ˈfoʊ.tɑːn]
  • n. [物] 光子;辐射量子;见光度(等于light quantum)
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将“photon”想象为“photo”的“ton”,就像是“照片”的“吨”,暗示着光子是光能的微小单位,具有大量的能量,就像一吨重的照片一样。这种方法利用了单词的组成部分来创造一个容易记忆的画面。

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photon 光子

phot-,光,-on,子,词源同ion,electron.

photon (n.)
"unit of electromagnetic radiation," 1926 in modern sense, from photo- "light" + -on "unit."
1. The chance that an electron absorbs more than one photon is negligible.
一个电子吸收一个以上的光子的机会是极少的.
2. A photon leaving the sun will be " retarded " by the sun's gravity.
离开太阳的光子因受太阳引力而 “ 减速 ”.
3. When a photon collides with a molecule, several things can happen.
当光子与一个分子碰撞时, 可发生几种情况.
4. The energy of the photon gives its color, or wavelength.
光子的能量决定了光子的颜色, 也就决定了它的波长.
5. As with the photon, material particles can be created and destroyed.
象光子一样, 实物粒子也可以产生和毁灭.