资料来源 : WordNet®

meter reading
     n 1: a datum about some physical state that is presented to a
          user by a meter or similar instrument; "he could not
          believe the meter reading"; "the barometer gave clear
          indications of an approaching storm" [syn: {reading}, {indication}]
     2: the act of measuring with meters or similar instruments; "he
        has a job meter reading for the gas company" [syn: {reading}]