refine
加入词篮refinement
refinery
reflate
reflation
reflationary
reflect
reflect
reflection
reflection
reflective
reflector
reflex
reflexion
reflexive
reflexology
reforestation
reform
reformation
reformer
reformist
refract prism
refraction
refrain
refresh
refreshment
refreshments
refrigerator
refuel
refuge
refugee
refund
refundment
refusal
refuse
refuse
refutable
refutation
refute
regal
regale
regard
regard as
regarding
regardless
regardless of
regards
regent
regime
regiment
region
region
regional
regional
regionally
register
registered
registered letter
registrar
registration
registration form
regrater
regret
regretful
regretfully
regrettable
regular
regular client
regular customer
regularity
regularity
regularize
regularize
regularly
regulate
regulate
regulate
regulation
regulation
regulator
regulator
regulatory
rehab
rehearing
rehearsal
rehearse
reign
reign of terror
reimbursement
rein
reincarnation
reindeer
reinforce
reject
rejection
rejoice
rejoin
rejuvenate
