SECDEF

发音

/ˈsɛkˈdɛf/

词形变化

SECDEFs 复数

别名

SecDef Sec.Def. Sec Def

释义与例句

n.
  1. 1.

    The United States Defense Secretary, the civilian head of the Department of Defense of the United States of America, a cabinet secretary.

    美国 政治 军事

词源

Abbreviation of secretary of defense

来源：wiktionary