241. random a. 随意的 at ~
242. reap v. 收获 =harvest reap crops
243. reassure v. 使放心
244. reconcile v. 使和解
245. rectify v. 纠正
246. refrain from v. 抑制
247. refute v. 驳倒
248. remainder n. 剩余的部分
249. repel v. 使厌恶;击退;排斥 The odor ~s me./The odor can ~ mosquito.
250. reproach v. 责备=blame
251. resemblance v. 相似
252. resent v. 怨恨 He resented being called his nickname.
253. retort v. 反驳
254. retrieve v. 取回
255. reunion n. 团聚=get together an occasion for family ~
256. revelation n. 揭示
257. revive v. 使复苏 ~ economy
258. rigorous a. 严格的 ~ training for doctors
259. rip v. 撕裂
260. ritual n. 仪式=ceremony/routine His morning ~ is to make coffee, take a shower and have breakfast.
261. robust a. 健壮的
262. rot v. 腐烂 =decay