Cathode
['kæθəʊd] or ['kæθod]
解释:
(noun.) a negatively charged electrode that is the source of electrons entering an electrical device.
(noun.) the positively charged terminal of a voltaic cell or storage battery that supplies current.
录入:鲁道夫--From WordNet
解释:
(n.) The part of a voltaic battery by which the electric current leaves substances through which it passes, or the surface at which the electric current passes out of the electrolyte; the negative pole; -- opposed to anode.
艾维斯编辑
解释:
n. the negative pole or electrode of a galvanic battery as opposed to anode: the surface in contact with the negative pole: the object to be coated in electroplating—adj. Cath′odal.
整理:纳特
例句:
- K is the cathode plate, formed of a concave disk of aluminum, which focuses the rays at a point near the center of the bulb. Edward W. Byrn. 十九世纪发明进展.
- This great physicist had prov ed t hat cathode rays are composed not of negatively charged molecules, as had been supposed, but of much smaller particles or corp uscles. 李贝. 西洋科学史.
- At the anode it appears as a peach blossom glow, and at the cathode it appears as a bluish green light. Edward W. Byrn. 十九世纪发明进展.
丹尼校对