electron是什麼意思 electron的用法 electron怎麼讀

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 ]