electron
英 [ɪˈlektrɒn]
美 [ɪˈlektrɑːn]
n. 电子
复数：electrons
Collins.2 / BNC.4252 / COCA.5566
牛津词典
noun
- 电子
a very small piece of matter (= a substance) with a negative electric charge, found in all atoms
柯林斯词典
- 电子
Anelectronis a tiny particle of matter that is smaller than an atom and has a negative electrical charge.
英英释义
noun
- an elementary particle with negative charge
双语例句
- A new technological marvel was invented at Cambridge University in England, the scanning electron microscope.
一项科技新奇迹在英国剑桥大学诞生了——这就是扫描电子显微镜。 - An electron has a negative charge, a proton has a positive charge.
电子带负电荷，质子带正电荷。 - A theoretical study on electron tunneling between two thin barrier separated electron waveguides is presented.
研究了耦和电子波导间的电子隧穿。 - We have a helium nucleus and one electron.
我们有一个氦核和一个电子。 - The effect of atomic size factors and electron factors on the formation of quasicrystalline was studied.
研究了原子尺寸因数和电子因素对准晶形成的影响。 - Magnetic coils focus the electron beams into fine spots.
磁线圈把电子束聚焦成微小的点。 - An electron moving in an excited orbit'stays there only for a very short time.
电子在激发态轨道上只能逗留很短的时间。 - This paper deals with the statistical properties about two dimensional photon gas and free electron gas.
讨论了二维光子气体和自由电子气体的统计性质。 - The beryls were studied in this paper by using the electron microprobe analyses and back scattered-electron imaging.
利用电子探针和背散射电子成像技术对该岩脉中绿柱石进行了较系统分析。 - The electron microscope uses a beam of electrons to produce images at high magnifications
电子显微镜利用电子束形成高倍影像。