electron是什麼意思 electron的用法 electron怎麼讀
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electron
英 [ɪ'lektrɒn]美 [ɪ'lɛktrɑn]
n. 電子
使用頻率:★★
星級詞彙:★★★
中文詞源
electron 電子
electro, 電。-on, 離子,來自ion.
英語詞源
electron (n.)
coined 1891 by Irish physicist George J. Stoney (1826-1911) from electric + -on
, as in ion (q.v.). Electron microscope (1932) translates German Elektronenmikroskop.權威例句
1. The structure of molecules can be seen under an electron microscope.
分子的結構可在電子顯微鏡下觀察到.
2. An electron has a negative charge, a proton has a positive charge.
電子帶負電荷, 質子帶正電荷.
3. Freedom, gravity, ego, and electron are constructs.
自由, 萬有引力, 自我中心以及電子都是概念.
4. A new technological marvel was invented at Cambridge University in England, the scanning electron microscope.
一項科技新奇蹟在英國劍橋大學誕生了——這就是掃描電子顯微鏡。
5. The electron microscope uses a beam of electrons to produce images at high magnifications.
電子顯微鏡利用電子束形成高倍影像。
[ electron 造句 ]