下层的

1.They found some gold coins and mummies in the lowest level of the site.

在发掘现场的最下层找到一些金币和几具木乃伊。

2.Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

森林对鸟来说是重要的栖息地，而且在温带森林里，小型的哺乳动物住在稠密的森林下层。

3.The last photo in this section shows the frame for the top of the hold and floor of the orlop deck.

这一节中最后的照片显示了作为底层舱的顶部和最下层甲板的地板的框架。