R
rival n.对手=opponent
reckless a.卤莽的
resort to v.诉诸于
restore v.恢复
restraint n.约束
relevant a.有关的
remedy n.治疗法
resistant a.抵抗的
respective a.分别的
resume v.重新开始
random a.随意的 at ～
reap v.收获
reap crops
reassure v.使放心
reconcile v.使和解
rectify v.纠正
refrain from v.抑制
refute v.驳倒
remainder n.剩余的部分
repel v.使厌恶;击退;排斥>The odor ～s me./The odor can ～mosquito.
reproach v.责备=blame
resemblance v.相似
resent v.怨恨>He resented being called his nickname.
retort v.反驳
retrieve v.取回(get back， bring back)
reunion n.团聚
an occasion for family ～
revelation n.揭示
revive v.使复苏>～ economy
rigorous a.严格的～ training for doctors
rip v.撕裂
ritual n.仪式
His morning ～is to make coffee， take a shower and have breakfast.
robust a.健壮的
rot v.腐烂=decay