emission-主題

emission

[i'miʃən]

n.散發, 發行, 排放

例句與用法：

An electrode used in certain electron tubes to provide secondary emission.

中間極，二次發射電極一種用於一定電子管作第二次發射電極

Emission of visible light by living organisms such as the firefly and various fish, fungi, and bacteria.

生物發光生物體的可見光發射，如螢火蟲、彩色魚類、真菌類和細菌

In cathode ray tube display, the continuation of light emission from phosphor after excitation by the electron beam.

在陰極射線管顯示器中，用電子束激勵後螢光物質光發射的持續現象。

Emission and propagation of energy in the form of rays or waves.

發射以光線或波的形式發出和傳播能量

英文解釋:

名詞 emission:

the act of emitting; causing to flow forth

同義詞：emanation

a substance that is emitted or released

同義詞：discharge

the release of electrons from parent atoms

any of several bodily processes by which substances go out of the body

同義詞：discharge, expelling

the occurrence of a flow of water (as from a pipe)

以上來源於大辭典