双语例句
| The prenchitic strata in this region contain valuable fossil evidence. | 该地区的前白垩纪地层含有珍贵的化石证据。 |
| Researchers dated the prenchitic rock formations using radiometric methods. | 研究人员使用放射性测年法确定了前白垩纪岩层的年代。 |
| The prenchitic period is characterized by significant tectonic activity. | 前白垩纪时期以显著的构造活动为特征。 |
| Few studies have focused on the prenchitic sediments of this basin. | 很少有研究关注该盆地的前白垩纪沉积物。 |
| The boundary between prenchitic and Cretaceous layers is well exposed here. | 前白垩纪与白垩纪地层的界线在此处出露良好。 |