R字开头的单词或词组
request sth from sbrafflerosemaryRFDrevamprantravageroadsideresonancerajaroundingresaleribosomeRQrehearsalroom servicerecoilrack upreverierejuvenationrambleresidentialRamadanrichesreluctanceregistrarradiumRed Crossrollbackrasterruggedreplicaready-maderuberreversedring sb uproll callrovingrole playingroll upreadablerandy