photon
英 ['f??t?n]
美['fotɑn]
- n. [物] 光子；輻射量子；見光度（等于light quantum）
低頻詞暢通詞匯
詞態(tài)變化
復(fù)數(shù):?photons;
中文詞源
photon 光子
phot-,光，-on,子，詞源同ion,electron.
英文詞源
- photon (n.)
- "unit of electromagnetic radiation," 1926 in modern sense, from photo- "light" + -on "unit."
雙語例句
- 1. The chance that an electron absorbs more than one photon is negligible.
- 一個(gè)電子吸收一個(gè)以上的光子的機(jī)會(huì)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(dāng)光子與一個(gè)分子碰撞時(shí), 可發(fā)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(shí)物粒子也可以產(chǎn)生和毀滅.
來自辭典例句