DICT.TW Dictionary Taiwan

 twenties
 二十幾歲,一生中 20 至 29歲的十年(a.)二十幾歲

 Twen·ty, n.; pl. Twenties
 1. The number next following nineteen; the sum of twelve and eight, or twice ten; twenty units or objects; a score.
 2. A symbol representing twenty units, as 20, or xx.
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 twenties
      n 1: the time of life between 20 and 30 [syn: mid-twenties]
      2: the decade from 1920 to 1929 [syn: 1920s]