英汉词典

1.After millions of years, powerful geological forces, like underwater volcanoes lift up the ocean sediments to form new land.

数百万年后，强大的地质力量，比如海底火山，会掀起海洋沉积物，形成新的陆地。

2.Ever since people had begun to catalog the strata in particular outcrops, there had been the hope that these could somehow be used to calculate geological time.

"从人们开始对地表的特殊岩层进行编目和分类时起，大家就开始期望能够以某种方式利用这些岩层来计算地质年代。

3.There is evidence of major ecological and geological changes during this period.

有证据表明，这一时期发生了重大的生态和地质变化。

4.This suggests that Earth's water may have come from inside, driven to the surface to form the oceans, by geological activity.

这表明，地球上的水可能来自内部，由于地质活动，被带到表面形成海洋。

5.In geological time, a million years is recent history.

在地质时代，一百万年属于近代史。

6.Geological dates are usually obtained by using the rates of decay of various radioactive elements found in minerals.

地质年代通常是通过矿物中发现的各种放射性元素的衰变率来获得的。

7.We were discussing the geological evidence of liquid water on Earth and Mars three to four billion years ago.

我们讨论了30到40亿年前地球和火星上液态水存在的地质证据。