recurring number
noun [ C ] mathematics specialized uk/rɪˌkɜː.rɪŋ ˈnʌm.bər/ us/rɪˌkɝː.ɪŋ ˈnʌm.bɚ/ (also recurring decimal)
循环小数
a number that repeats itself for ever following a decimal point, such as 3.3333...
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