| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024car•bon /ˈkɑrbən/USA pronunciation n. - Chemistry[uncountable] an element combined with other elements in all organic matter, and found in a pure form as diamond and graphite.
- [countable] a sheet of paper with writing or other marks copied onto it by the use of carbon paper.
- [countable] a sheet of carbon paper.
WordReference Random House Unabridged Dictionary of American English © 2024car•bon (kär′bən),USA pronunciation n. - Chemistrya widely distributed element that forms organic compounds in combination with hydrogen, oxygen, etc., and that occurs in a pure state as diamond and graphite, and in an impure state as charcoal. Symbol: C;
at. wt.: 12.011;
at. no.: 6;
sp. gr.: (of diamond) 3.51 at 20°C;
(of graphite) 2.26 at 20°C. - See carbon copy.
- a sheet of carbon paper.
- Electricity
- the carbon rod through which current is conducted between the electrode holder and the arc in carbon arc lighting or welding.
- the rod or plate, composed in part of carbon, used in batteries.
- French carbone, coinage based on Latin carbōn- (stem of carbō) charcoal
- 1780–90
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