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| 单词解释 |
百度
谷歌
图片
维基
百科
智典 emission[i'miʃən] 
- n. 发射,放射,发出,放出,排出
常用短语
- nocturnal emission
遗精,梦遗 - infrared emission
红外发射 - photoelectric emission
光电发射，光电子发射 - thermal emission
热发射 - secondary emission
次级发射，二次发射，二次排放 - thermionic emission
热电放射，热电子放射 - positron emission tomography
【化】 正电子成象术 - radio emission
无线电发射，射电发射，射电辐射 - emission spectrum
发射光谱 - field emission
场致发射，静电发射，静电发射，自动发射
与 emission 相关的例句
- The emission of visible light by a hot object.白热光物体遇热发出可见光
- Dangerous emissions radiate from plutonium.钚幅射出有害射线。
- Plutonium radiates dangerous emissions.钚发出危险的．放射物。
英英解释
5个名词解释
- the act of emitting; causing to flow forth
[同] emanation , emission - a substance that is emitted or released
[同] discharge , emission - the release of electrons from parent atoms
- any of several bodily processes by which substances go out of the body
[同] discharge , emission , expelling
[例]- the discharge of pus
- the occurrence of a flow of water (as from a pipe)