Stairs lighting, for example, does not only lighten the atmosphere, but also highlights a transformation of a floorlayer, from pleating floor to an outdoor bar.
楼梯照明，例如，不仅减轻大气，而且还凸显了一个一层楼的转变，从打褶发言户外酒吧。
2
The forest floor is the lowest layer full of animal life and receives the least amount of light.
地面层是最底层，那里满是动物，接收到的光线最少。
3
Sediment cores are essentially a record of sediments that settled at the sea floor, layer by layer, and they record the conditions of the ocean system during the time they settled.