池塘底部堆积着大量的枯枝落叶,这些有机碎屑为水生生物提供了食物来源。

The bottom of the pond is covered with layers of detritus, which serves as a food source for aquatic life.

点击显示答案

The bottom of the pond is covered with layers of detritus, which serves as a food source for aquatic life.

detritus 来自拉丁语,原意为"磨损下来的碎屑"。在生态学中特指"动植物分解后形成的有机碎屑",包括落叶、枯枝、藻类残骸等自然沉积物。这个词常用来描述水底或森林地表堆积的有机物质。

在 App 中完整学习这张卡片

在 App 中学习