whitewing

n. 道路清洁工, 清道夫

词形变化

whitewings 复数 whitewings

释义与例句

n.
  1. 1.

    The chaffinch.

  2. 2.

    The velvet scoter.

  3. 3.

    A street sweeper.

    美国

词源

From white + wing. The street sweepers were so called because of the white uniforms they used to wear.

来源：wiktionary