goldback

词形变化

goldbacks 复数 goldbacks

释义与例句

n.
  1. 1.

    A kind of gold certificate with an orange back.

    美国 历史 俚语
  2. 2.

    Any member of species Pentagramma triangularis of ferns.

  3. 3.

    Any member of genus Pityrogramma of ferns.

词源

From gold + back.

来源：wiktionary