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Word Definition 1 Definition 2 Example 1 Example 2 Example 3
radiation (n) 发热, 发光 辐射能
radically (adv) 根本地 彻底地 The 2 organizations differs radically.
radius (n) 半径
rage (n) 怒气
ramble (n) (v) 漫步 蔓生 A beautiful rose rambled over the wall.
rampant (adj) 猖獗的 疯长的, 茂密的(植物)
rapport (n) 融洽, 亲善, 和谐 = harmony He had an excellent rapport with his patients.
readily (adv) 欣然地
rebound (v) (n) 反弹 复兴
recap (v) 总结, 概括
recede (v) 后退, 撤销 冰川的消融 The flood water receded. The company decided to recede from a bargain.
receptionist (n) 接待员
recession (n) 衰退
reciprocal (adj) 互惠的, 有来有往的 They have a reciprocal agreement with the company.
reciprocate (v) 给予回报 Her passion for him was not reciprocated.
recital (n) 表演会 吟诵, 叙述
reckless (adj) 鲁莽的, 胡乱的
recklessly (adv) 草率地, 鲁莽地
reckon (v) 认为, 相信 猜测
reconcile (v) 使和谐, 妥协 调和, 将就 It's difficult to reconcile these two different points of view.
recount (v) 详细叙述
recur (v) 重新发生, 复发 Working overtime for several weeks caused a recurring headache for him.
redundancy (n) 解雇 冗余 Three thousand workers now face redundancy.
redundant (adj) 被裁员的 冗余的, 不需要的
reef (n) 暗礁
referenda (n) 公民表决(复数)
referendum (n) 公民表决
refine (v) 改进, 改善 提炼
refinement (n) 精炼, 提炼技术
refund (v) 退还
refutability (n) 可反驳性
refute 驳斥 反对
regime (n) 政权, 政体
registrar (n) 户籍管理员
rehearsal (n) 排练
rehearse (v) 排练
rekindle (v) 使苏醒 The night rekindled Watson’s painful memories of the war.
relentless (adj) 无情的, 残酷的 没完没了的, 持续的 The relentless criticism gave the author a lot of pressure.
relic (n) 遗迹
remedy 方案 治疗药物
remedy (n) 疗法, 药物 改进方法
remnant (n) 剩余部分, 残余部分
remuneration (n) 酬金
renown 名声
repayment (n) 偿还
repel (v) 使...厌恶, 反感 劝退(网络) Her rudeness repels everyone.
repellent (adj) (n) 令人反感的; 隔绝的 驱虫剂
repetitious (adj) 重复的, 唠唠叨叨的
replenish (v) 补充 重新装满 The recent rain has replenished our reservoirs.
replicate (v) 复制 self-replicating: 自我复制的
reproduce (v) 繁育 复现 Most fish reproduce themselves by laying eggs.
reproduction (n) 复制品 生殖 Is that painting an original or a reproduction?
reptile (n) 爬行动物
republican (adj) 共和党的
repudiate (v) 否认, 拒绝承认
repulse (v) 击退; 使...厌恶, 反感 They quickly repulsed the enemy attack.
reservoir (n) 水库
residue (n) 残留物, 残渣
resign (v) 辞职
resignation (n) 辞职
resilient (adj) 有弹性的
resonance (n) 回响, 洪亮 共振
resonant (adj) 悠扬的, 洪亮的 共振的
resonate (v) 发出回响 共振
respiration (n) 呼吸
respiratory (adj) 呼吸的 respiratory system: 呼吸系统
resurge (v) 复活, 重现(已过时)
resurgence (n) 复兴
resurgent (adj) 复兴的
retard (n) (v) 阻碍;减缓 迟钝的人;弱智 The lack of a rail link retarded the town's development.
retention (n) 保留 记忆力 The manager argues against the retention of old technology which has slowed the company's growth.
retort 反对 反驳
retreat 撤退 冰川的消融 = recede
retreat (n) 撤退
retrial 复审
retrieve (v) 检索 重新获得 The dog is taught to retrieve the ball from the water.
retrospect (n) (v) 回顾, 追溯 追忆, 回想 In retrospect he was a carefree boy, whose parents always gave him what he wanted.
revelry (n) 狂欢 live a life of revelry
revere (v) 尊敬 He was revered for his bravery by his fellow countrymen.
revise (v) 修改 复习 The investigation team has to revise the original plan due to local objections.
revive (v) 苏醒, 复活 Interest in classic music has revived recently.
revoke (v) 取消, 废除
revolt (v) 叛乱, 起义
revolution (n) 公转
ridge (n) 屋脊
rigor (n) 艰辛 An increasing number of people suffer from the stresses and rigors of modern life.
rim 边缘
rip 撕破 扯破 Get ripped off: 被敲竹杠
ritual (n) 礼节 仪式 Religious ritual: 宗教仪式
rival (n) 竞争对手 可以匹敌的人或物
rivalry (n) 竞争
rodent (adj) 啮齿类的
rookie (n) 菜鸟 新手
rosette (n) 蔷薇结 (象征着光荣)
roundworm (n) 蛔虫, 线虫
rudiment (n) 基本原理 入门知识
rudimentary (adj) 基本的, 浅显的 原始的 He only mastered rudimentary English.
rugged (adj) 多岩石的, 崎岖不平的
ruminant (adj) (n) 反刍的 反刍动物
rumor (n) 谣言
rural (adj) 农村的
rustic (adj) 乡村的