The Anthropocene is a proposed geological period in which human activities have had a very important effect on the earth's environment and climate.
人类世是一个拟议的地质时期，在该时期人类活动对地球环境和气候产生非常重要的影响。
| 单词 | Geological periods |
| 释义 |
Geological periods
原声例句
VOA慢速英语_科技 The Anthropocene is a proposed geological period in which human activities have had a very important effect on the earth's environment and climate. 人类世是一个拟议的地质时期，在该时期人类活动对地球环境和气候产生非常重要的影响。 物种起源 This period will seldom be remote in any extreme degree, as species rarely endure for more than one geological period. 这一时期很少会遥远到任何极端程度， 因为物种很少能存活超过一个地质时期。 物种起源 How short his time, and consequently how poor will be his results, compared with those accumulated by Nature during whole geological periods! 与大自然在整个地质时期积累的成果相比， 他的时间是多么短暂， 结果将是多么糟糕！ 物种起源 Mr. Croll, in an interesting paper, remarks that we do not err " in forming too great a conception of the length of geological periods, " but in estimating them by years. 克罗尔先生在一篇有趣的论文中评论说， 我们“ 对地质时期的长度形成了一个过大的概念” 并没有错， 而是按年来估计它们。
中文百科
纪 (地质学) Period (geology)（重定向自Geological periods）
纪是地质学上的时间单位，划分代为更小的时间周期。同样代把宙划分为更小的周期。在地球科学岩石、尤其是成串行的岩石叫地层，有序排列的“柱状岩石”具体形成时间阶段是研究的重点。所以这样的时间单位是对应有相似特征的岩石地层单位，这种特征同时发生的其他地方作为岩层沉积物被掩埋在地下。
英语百科
Period (geology) 纪 (地质学)（重定向自Geological periods）
A geologic period is one of several subdivisions of geologic time enabling cross-referencing of rocks and geologic events from place to place. These periods form elements of a hierarchy of divisions into which geologists have split the Earth's history. |
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