| 单词 | cathode |
| 释义 | cathode /kath"ohd/, n. 1. the electrode or terminal by which current leaves an electrolytic cell, voltaic cell, battery, etc. 2. the positive terminal of a voltaic cell or battery. 3. the negative terminal, electrode, or element of an electron tube or electrolytic cell. [1825-35; < Gk káthodos a way down, equiv. to kat- CAT- + hodós way] |
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