bicron

名词 n.

英文释义

名词 n.
  1. A billionth (short scale) of a metre, represented by μμ; a nanometre.
  2. A billionth (long scale) or a trillionth (short scale) of a metre, represented by μμ; a picometre.

词形变化

bicrons plural

词汇关系

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