bicron

n. 重微米

词形变化

bicrons 复数 bicrons

释义与例句

n.
  1. 1.

    A billionth (short scale) of a metre, represented by μμ; a nanometre.

  2. 2.

    A billionth (long scale) or a trillionth (short scale) of a metre, represented by μμ; a picometre.