R字母开头的单词或词组(第17页)：
- redundancy
- redoubtable
- redistribution
- redolent
- redress
- redundant
- reed
- refraction
- refractory
- reel
- referee
- refrain
- refresh
- refugee
- refulgent
- regress
- refurbish
- regressive
- refute
- regale
- regime
- rehabilitate
- regulate
- rehearse
- reimburse
- rein
- rehearsal
- reinforce
- reign
- reinstate
- reiterate
- rejoice
- relapse
- relate
- relaxation
- rejuvenate
- release
- relegate
- relenting
- relent
- relentless
- relevance
- reliance
- relic