201. (be) distinct from ( = be different from) 与…截然不同

202. distinguish between (=make or recognize differences) 辨别

203. distinguish…from 把…与…区别开

204. do away with(=get rid of; abolish; discard eliminate) 除去,废除,取消

205. have…to do with 与…有关系

206. without doubt (=undoubtedly)无可置疑地

207. in doubt(=in a condition of uncertainty) 对…表示疑惑

208. be due to 是由于

209. come off duty 下班

210. go on duty 上班

211. be on duty 值班, 值日, 在上班时

212. be in duty bound to (do) 有义务(做)

213. be eager for 想得到, 盼望

214. by ear 凭记忆,不看乐谱

215. have an ear for对..有鉴赏力

216. a word in one's ear 私房话, 秘密话

217. on earth 究竟, 到底, 全然

218. with ease (=easily) 容易, 不费力

219. at (one's) ease (=without worry or nervousness) 自在,不拘束

220. put sb. at his/her ease使某人感到无拘束

221. economize on (=save sth. instead of being wasteful) 节省

222. have an effect on 对…有影响

223. be in effect (=be in operation) 有效

224. go into effect 生效

225. in effect (=in fact, really) 实际上

226. give effect to (=carry out) 实行,使…生效

227. to no effect 不起作用,没有取得任何效果

228. (be) of no effect (=useless) 无效

229. to the effect that 大意是…,主要内容是…

230. to that effect 是那个意思的…

231. emerge from ( =appear, become known ) 出现, 暴露(问题. 意见等)

232. place(or put, lay) an emphasis on 强调, 把重点放在…上

233. encourage sb. in 鼓励

234. encourage sb. in …with sth. 用…鼓励某人做某事

235. on end (=continuously) 连续地