dc
n.直流电;Digital Certificate,数字认证
难易程度:
dc为短语/超纲词汇
dc
/,di: 'si:; ,di `si/
abbr 缩写 =
1 (music 音) repeat from the beginning (Italian da capo) 从头再奏(源自意大利文da capo).
2 District of Columbia 哥伦比亚特区
*Washington, DC 美国首都华盛顿.
3 (also dc) direct current (direct1). Cf 参看 AC.
dc
the abbreviation of
direct current →
AC