luò / yè / fǔ / làn / hòu / huì / xíng / chéng / yǒu / jī / zhì / wèi / zhí / wù / tí / gōng / yǎng / fèn

落叶腐烂后会形成有机质，为植物提供养分。

Decaying leaves form organic matter that provides nutrients for plants.