181. demand sth. of sb. 向某人要求(非物质的)东西。 demand sth. from sb. 向某人要求(物质的)东西

182.in demand有需求;on demand受到要求时

183. be dependent on 依靠

184. deprive sb. of sth. 剥夺某人某物

185. derive…from(=obtain…from)从…取得，由…来的。derive from(=come from)起源于

186. despair of (=lose all hope of) 绝望

187. in despair 绝望

188. despite (=in spite of) 不管， 尽管

189. in detail 详细地

190. deviate from 偏离， 不按…办

191. on a diet 吃某种特殊饮食， 节食

192. differ from…in 与…的区别在于…

193. in difficulties…有困难，处境困难，

194. discharge sb. (from)…for (=dismiss sb. from a job for) 因…解雇， 开除

195. fall back (=retreat， turn back) 撤退; in disorder 慌乱地， 狼狈不堪

196. on display(=being shown publicly)陈列

197. dispose of (=get rid of ，throw away)处理掉

198. beyond dispute不容争议的，无可争议

199. in dispute 在争议中

200. in the distance 在远处。 make out 辩认出

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; do away with (=kill) 杀掉， 镇压

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) (=be required by one's job or esp. by conscience) 有义务(做)

213. be eager for 想得到， 盼望

214. by ear (=play music from memory without having seen it printed) 凭记忆，不看乐谱

215. have an ear for (=have keen recognition of sounds esp. in music and language)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 (=free sb. from worry or nervousness)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。 ( 近 come into effect; take effect; be brought into effect)

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; encourage sb. in hisher work 鼓励某人工作; encourage sb. in hisher idleness 怂恿某人游手好闲

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

235. on end (=continuously) 连续地

236. (be) at an end (=finished) 结束了

237. no end of (=very manymuch) 很多，大量

238. in the end (=finally， eventually) 最终

239. at one's wit's end (=not knowing what to do or to say) 无法可想， 智穷计尽