166. as a matter of course当然地，自然地

167. in（during）the course在…过程中

168. in due course（=without too much delay）没经过太久，到一定时候

169. on credit赊购；with credit以优异成绩；to one‘s credit使某人感到光荣；do sb. credit使…感到光荣

170.be critical of爱挑毛病的，批评的

171. cure sb. of+某种疾病治好某人的疾病

172.a danger to对…的危险；be in danger（of）处于…危险中；be out of danger脱离危险

173. to date（=so far，until now）到目前为止

174. out of date过时的；up to date新式的，时兴的；date back to可追溯到；date from从某时期开始（有）

175. deal with（=concern）论及

176. be in debt to sb.欠…的债

177. on the decline在衰退中，在减少中in decline下降；on the increase在增加

178. to one’s delight令某人感到高兴；to one‘s regret遗憾；sorrow悲痛；relief安心；distress苦恼；shame羞愧；surprise惊奇；astonishment惊奇；

179. delight in（=take great pleasure in doing sth.）喜欢，取乐

180. take（a）delight in喜欢干…，以…为乐

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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

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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