45. derive…from(=obtain…from)从…取得,由…来的.derive from(=come from)起源于
46. despair of (=lose all hope of) 绝望
47. in despair 绝望
48. despite (=in spite of) 不管, 尽管
49. in detail 详细地
50. deviate from 偏离, 不按…办
51. on a diet 吃某种特殊饮食, 节食
52. differ from…in 与…的区别在于…
53. in difficulties…有困难,处境困难,
54. discharge sb. (from)…for (=dismiss sb. from a job for) 因…解雇, 开除
55. fall back (=retreat, turn back) 撤退;
in disorder 慌乱地, 狼狈不堪
56. on display(=being shown publicly)陈列
57. dispose of (=get rid of ,throw away)处理掉
58. beyond dispute不容争议的,无可争议
59. in dispute 在争议中
60. in the distance 在远处. make out 辩认出