m/o

名词 n.

英文释义

名词 n.
  1. Abbreviation of month(s) old. abbreviation,alt-of
    — baby Jackie is 5 m/o
  2. molar percent (percentage calculated by relative molarity [number of atoms or molecules])
    — explosive limits for mixtures of [...] 91.9 m/o chlorine and 8.1 m/o hydrogen
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