• n. [物] 光子；輻射量子；見光度（等于light quantum）

phot-,光，-on,子，詞源同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.

一個電子吸收一個以上的光子的機會是極少的.

來自辭典例句

2. A photon leaving the sun will be " retarded " by the sun's gravity.

離開太陽的光子因受太陽引力而 “ 減速 ”.

來自辭典例句

3. When a photon collides with a molecule, several things can happen.

當光子與一個分子碰撞時, 可發生幾種情況.

來自辭典例句

4. The energy of the photon gives its color, or wavelength.

光子的能量決定了光子的顏色, 也就決定了它的波長.

來自辭典例句

5. As with the photon, material particles can be created and destroyed.

象光子一樣, 實物粒子也可以產生和毀滅.

來自辭典例句