词汇	f-r interval
释义	f-r interval F-R间期
随便看	special criminal situation Special CrisisIntervention Program special crispy duck special crop special crops special cross special cross check special crossed check special crossed cheque special crossing special cross-reference entry special crosssection special cross section special cross-section special cross section steel wire special cross-section steel wire Special crowds special crude oil special-crude oil special cryogenic mixture special cryptographic section Special cultivation special cultivation college of undergraduate special cultural economy area special culture