| [/ˈkɑːbən; ˋkɑrbən/] n 用法:
1 [U] non-metallic chemical element that is present in all living matter and occurs in its pure form as diamond and graphite 碳. =>App 10 见附录10. 用法:
2 [C] stick of carbon used in an electric arc lamp 炭精棒（用於电弧光灯）. 用法:
3 [C] = carbon paper. 用法:
4 [C] = carbon copy. |