coals to Newcastle

短语

发音

AU

词形变化

only 复数

释义与例句

n.
  1. 1.

    A pointless venture, in the sense of sending something to a place where it is made, or where they already have an abundance.

    习语 仅复数

    No more coals to Newcastle, no more Hoares to Paris.

词源

Newcastle upon Tyne and Newcastle, New South Wales were major coal-exporting cities, so sending coal there would be pointless.

来源：wiktionary