1. a good candidate for past life = originally had some Earthlike forms of life本身具备生命痕迹

2. abandoned = no longer occupied抛弃

3. acceleration = speeding up 加速

4. accompanied = gone together with =  = occurred along with伴随

5. accounts for =explains 解释

6. adequate = rich = sufficient = enough 充足的

7. advocate = supporter = promoted = backing up 支持(者)

8. afforded=provided 提供（的）

9. allied = related = pertinent 联合，联系；ties =connections 联系

10. alternative = different供选择的

11. appreciably = significantly 可观地

12. approximating = estimating 估计

13. ardent = enthusiastic 热情的

14. arduous = difficult = burdensome 艰难的

15. ascend = go up 上升

16. assertion = claim 认为、声称

17. assess = evaluate评估，评价

18. autonomous = independent 自主的

19. capture = obtain 获得

20. ceases = stops 停止

21. chronological = time 依据时间排列的，时间的

22. coincides with = occurs at the same time as同时发生

23. collapsed = fell inward 崩溃，瓦解

24. compelling = persuasive 有说服力的

25. compilations = collections 合集，汇编

26. compounded = added to 使加重

27. comprise = consist of ；constituent = component 组成

28. congregate = gather = converge = come together 聚集

29. consequently = as a result = thereby 因此

30. consumption = use of products and services 消费

31. contrary = opposing相反的

32. conventional = traditional 传统的

33. converge on = meet at交汇

34. converted = changed 变化

35. copious = abundant 丰富的、大量的

36. coupled with = added to = combined with 加上，组合

37. courteous = polite 礼貌的

38. critical = important = vital = critical 关键的，重要的

39. cultivated = encouraged the growth of 培育，培养

40. cycle = pattern of events that repeats itself 循环

41. detect=distinguish =discover 辨别，探明

42. deteriorating = worsening 恶化

43. detrimental = harmful 有害的

44. diffuse = spread =dispersed =permeated =scattered = spread apart 消散，弥漫，遍布

45. disputed = disordered 打乱的

46. distinctive = characteristic 个性鲜明的

47. distortions = irregularities 不规则性

48. dramatic = striking 剧烈的

49. drastically = extremely 极其地

50. durable = long-lasting = continuous = nonstop 持续的，持久的

51. duties = responsibilities 责任，义务

52. elaborately = with great details 详细地

53. embraced = adopted 接纳

54. emerging = newly developing = posing = presenting 展示，出现

55. encounter = meet =come into contact with 遇到

56. entirely = completely 完全地

57. era = period 时代

58. eventually = finally = ultimately 最终

59. excessive = extreme极度地

60. explicit = clearly stated 详细阐述的

61. exploit = make use of = adopt = take to use 采用，利用

62. extensive =large = immense = huge庞大的

63. feasible = practical 可行的

64. fostered = stimulated = encouraged 驱动、鼓励

65. fragmented = broken apart 分裂

66. frigid =cold 寒冷的

67. generally=usually 通常

68. generation = production 产生

69. gradual = slow 逐渐的

70. harsh = severe 严峻的

71. hastened = hurried 匆忙的

72. hazards = dangers危险

73. ideally = perfectly 完美的、理想中的

74. ignored = paid no attention 忽略

75. implausible = unlikely不可能的

76. in essence = basically 本质上

77. in retrospect = in reconsidering the past 回顾，追溯

78. incentive = motivation 动力

79. indeed = in fact确实，实际上

80. indefinitely = without limit 不限期地

81. indispensable = essential 不可或缺的

82. insight = understanding理解

83. insisting = stating forcefully 坚持认为、坚称

84. integration = unity = combination 集合

85. intense = extreme = strong 强烈的

86. intermittently = periodically 间歇地

87. interpret = understand 理解

88. launched = started 开始

89. likewise = similarly类似地

90. lucrative = payable = profitable 有利可图的

91. marvelous=wonderful 了不起的

92. merely = simply仅仅

93. methodically = systematically 系统性地

94. might = strength力量

95. mobilize=put into action调动

96. modest = moderate = small = slight 少量的，小的

97. mutual = shared相互的

98. obligated = required 有义务的

99. occasionally=sometimes偶尔地

100. outbreak = sudden increase 爆发、突然增加

101. parameters = factors 因素

102. particularly = especially = peculiarly = unusually 尤其

103. perceive = see 感知

104. perfected = improved 提高

105. perished = died = vanished = disappeared 消失，消逝

106. pierced = broke through 刺穿

107. potential = possible 潜在的

108. precisely = accurately 精确地

109. predominantly = mostly = in the majority 大多数

110. preoccupation = concern 考虑的事

111. prerequisite = requirement 前提

112. presumably = It is reasonable to assume = = probably 假设

113. primitive = original原始的

114. progressive = increasing 进步的，渐进的

115. prolonged = extended 延长

116. proper = appropriate = suitable 合适的

117. prosperous = wealthy 富裕、繁荣

118. proximity = closeness = = nearness 接近

119. readily = easily 容易

120. relentless =without pause 不停歇的

121. remarkable=impressive 引人注目的

122. replenished = restored 使恢复

123. resolve=settle 解决

124. roughly = approximately 大约

125. scale = size 规模、大小

126. scanty = few 少的

127. scenario = version of events 情境，情节

128. segregate=separate 分离

129. sequences = series 顺序、系列

130. severity = seriousness = harshness 严重性

131. simultaneous extinctions = extinctions that took place at the same time同时发生的灭绝事件

132. sparsely = is widely scattered稀疏地

133. spurt = sudden increase快速增长

134. state of affairs = situation情况

135. subdue = defeat征服，战胜

136. subsequently = later 后来

137. surplus = extra额外的

138. suspended = floating 悬浮的

139. suspicion = distrust 怀疑

140. tangible = physical 有形的、实质的

141. temporarily = briefly 暂时的

142. tending=taking  care of 照料

143. theoretically = in principle 理论上

144. traumatic = upsetting令人苦恼的，（心理）受伤的

145. unprecedented = not previously experienced前所未有的

146. used to capacity = used to its full agricultural potential（语境题）农业方面的能力/潜能

147. verifying = confirming 证实

148. virtually = nearly 几乎

149. vulnerable to = unprotected from脆弱的

150. was repulsed = was driven back被驱逐

 

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