名詞 cathode:

1. a negatively charged electrode that is the source of electrons entering an electrical device
2. the positively charged terminal of a voltaic cell or storage battery that supplies current

1. A microwave tube in which electrons generated from a heated cathode are affected by magnetic and electric fields in such a way as to produce microwave radiation used in radar and in microwave ovens.
   磁控管一種微波管，它里面的發(fā)熱陰極發(fā)出的電子受到磁場(chǎng)和電場(chǎng)的影響，從而產(chǎn)生能用于雷達(dá)和微波爐微波輻射
2. An electron tube having a cathode and an anode.
   電子二極管有一個(gè)陽(yáng)極和一個(gè)陰極的電子管
3. A display device that uses a cathode ray tube.
   一種使用陰極射線管的顯示裝置。
4. 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(lì)后熒光物質(zhì)光發(fā)射的持續(xù)現(xiàn)象。

cath.ode

n.Abbr. cath.,ka（名詞）縮寫 cath.,ka
A negatively charged electrode, as of an electrolytic cell, a storage battery, or an electron tube.
陰極：負(fù)電極，如電池、蓄電池或電子管的負(fù)極
The positively charged terminal of a primary cell or a storage battery that is supplying current.
還原極：正在輸出電流的原電池或蓄電池的陰極

來(lái)源：
Greek kathodos [descent]
希臘語(yǔ) kathodos [下降]
kat-, kata- [cata-]
kat-, kata- [前綴，表.向下，相反.]
hodos [way, path]
hodos [道路，小路]

【引伸】
cathod.ic
cathod.ically
adv.（副詞）