查询词典 Precambrian

However, the Precambrian sedimentary rocks are so minor that they cannot reveal the shape of the old blocks.

这一现象不但是地壳演化的普遍规律，而且也可反过来用沉积岩反映陆壳的演化。

And the Precambrian was a main period of the growth of the continental crust. Therefore the origin, formation and evolution of the continental crust and their model are some of the most important problems to which earth scientists pay close attention.

前寒武纪还是大陆地壳生长的主要时期，大陆地壳的形成、成因、演化过程及其模式是地球科学家最关心的问题之一。

It is known from this paper that the evolutions of Palaeo Protrozoic and Archaean lithospheres in Fennoscandian shield are very different.The trans European suture zone results from the reworking of Precambrian crust and also from the Caledonian and Variscan terr...

通过研究，人们已认识到芬诺斯堪的亚地盾古元古代、太古代岩石圈演化特征有明显不同；横跨欧洲的缝合带既是前寒武纪地壳显生宙重新活动的结果，也是加里东和华力西地体增生作用的结果；乌拉尔造山带是古生代微大陆碎块进一步裂解、崩解、增生到东欧大陆边缘的结果；侏罗纪到现代的非洲—阿拉伯板块及其间的大陆地体与欧洲板块相互作用制约了喀尔巴阡和迪纳拉造山带演化，同时影响了东欧克拉通边缘应力场，也深深地波及到克拉通内部，形成裂谷作用。

These findings are not of Precambrian animals themselves, but of their tracks.

发现的并不是前寒武纪的动物本身，而是它们的足迹。

These findings are not of Precambrian animals themselves, but of their tracks.

发现的并不是寒武纪前的动物本身，而是它们的足迹。

Precambrian geology is one of the major research fields of earth sciences.

前寒武纪地质学是地球科学的主要研究领域之一。

There are abundant mineral resources in the Precambrian rock formations, on which the survival and development of mankind depend.

在前寒武纪岩层中蕴藏着丰富的矿藏，为人类的生存和发展提供了大量的有用资源。

This discovery has great significance for the intensive study of the Precambrian tectonic evolution of the area.

这一发现对深化研究该地区前寒武纪地质构造演化历史具有重要意义。

This view has great significance for the study of the formation and evolution of the early Precambrian crust in western Shandong.

这一认识对探讨鲁西早前寒武纪地壳的形成和演化特征具有重要意义。

My teachers had told me that the rocks were Precambrian and therefore should not contain fossils, so I told my father about it and he invited one of his friends to come and have a look.

我的老师告诉我这些岩石是前寒武纪的，因此不应该还含有化石，因此我告诉了我的父亲，他邀请他的一位朋友来帮忙看看。

I want to be a big fish in a small pond.

我要做一条在小池塘里的大鱼。

While the software functioned well, we did not feel the same about their customer support!

虽然该软件运行良好，我们没有同样的感觉他们的客户支持！