electron
英 [?'lektr?n]
美[?'l?ktrɑn]
- n. 电子
CET4TEM4考研TOEFLCET6中低频词常用词汇
词态变化
复数:?electrons;
中文词源
electron 电子
electro, 电。-on, 离子，来自ion.
英文词源
- 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.
双语例句
- 1. The structure of molecules can be seen under an electron microscope.
- 分子的结构可在电子显微镜下观察到.
来自《简明英汉词典》
- 2. An electron has a negative charge, a proton has a positive charge.
- 电子带负电荷, 质子带正电荷.
来自《简明英汉词典》
- 3. Freedom, gravity, ego, and electron are constructs.
- 自由, 万有引力, 自我中心以及电子都是概念.
来自《现代英汉综合大词典》
- 4. 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。
来自柯林斯例句
- 5. 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。
来自柯林斯例句