英语语法分析

Those organisms then affect the rate of decomposition of the leaves.

然后那些生物体会影响树叶的分解速度。

With a higher temperature and more moist conditions, the process of organic matter decomposition speeds up.

在较高的温度和较潮湿的条件下，有机物的分解过程会加快。

Humus is necessary for rapid decomposition of leaves by bacteria and fungi and for recycling by surface roots.

腐殖质是树叶被细菌和真菌迅速分解和根部表面循环过程的必需品。