词汇	family of Borel sets
释义	family of Borel sets 数波莱尔集合族
随便看	government-owned property government-owned railway government-owneds government-owned sole corporation government-owned vehicles government ownership government-paid government panel government paper government papers government part-cipating government participation government party government patent policy act government pattern government payment government payments for services government peak government perchance government perfomance assessment government performance government performance and results act government performance and results actgpra government performance appraisal government performance assessment