41. duty, obligation, responsibility, accountability 责任
42. eager, earnest, enthusiastic, zealous, keen, anxious 热情的
43. earnings, allowance, income, salary, wage, pay, fee, revenue 收益
44. ease, alleviate, relieve 减轻
45. economical, thrifty 节约的
46. edge, border, margin, rim, verge, brim, fringe 边缘
47. pride, self-esteem, dignity 自尊
48. elder, older, senior 老年人
49. element, component, constituent, ingredient 成分
50. emigrate, immigrate, migrate 迁徙
51. passion, affection, sentiment 热情
52. emphasis, stress, underline, highlight 强调
53. encourage, inspire, excite, stimulate 激励
54. enemy, foe, opponent, rival 对手
55. energy, force, power, might, strength, vigor 力量
56. enhance, heighten, intensify, aggravate加强
57. enlarge, amplify, expand, magnify, multiply, augment 增加
58. enormous, huge, immense, vast, considerable, sizable 大量的
59. ensure, insure, assure, guarantee, pledge, promise 确保
60. entertain, amuse 娱乐
61. entire, whole, complete, full, total, gross, all 全部，整体
62. environment, surroundings, circumstance 环境
63. equal, equivalent 平等
64. escape, flee, get away, run away 逃跑
65. especially, particularly, specially 特别地
66. essential, indispensable, necessary 必要的
67. establish, construct, build, found 建立
68. estimate, appraise, assess, evaluate, value, rate 评价
69. eternal, everlasting, perpetual, permanent 永恒的
70. event, incident, accident, occurrence 事件
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