iron sand

短语

词形变化

iron sands 复数 iron sands

释义与例句

n.
  1. 1.

    Alternative form of ironsand (“sand with iron content”).

    可数 不可数
  2. 2.

    steel filings used in fireworks.

    可数 不可数
  3. 3.

    An iron ore in grains, usually the magnetic iron ore, formerly used to sand paper after writing.

    可数 不可数