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electron

美音:[ı´lektrɔn ]点这儿播放单词美音发声
英音:[ı´lektrɔn ]点这儿播放单词英音发声
n.电子

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electron为六级词汇   词频:4218

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electr=electric(电的)

electron


/ɪ'lektrɒn; ɪ`lɛktrɑn/
n [C] (physics 物) minute particle of matter with a negative electric charge, found in all atoms 电子. Cf 参看 neutron, positron, proton.

electron


n[C]
[Date: 1800-1900; Origin: electro- + -on (as in ion)]
a very small piece of matter with a negative electrical charge that moves around the nucleus (=central part) of an atom
proton, neutron neutron