40:1

美 [ˌfɔr oʊ wʌn ˈkeɪ]英 [ˌfɔːr əʊ wʌn ˈkeɪ]

40:140:1

40:1

n.

1.in the U.S., a special account in which people can save some of the money they earn for their retirement without paying taxes on it

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