Foliage /ˈfoʊ.li.ɪdʒ/ n. 叶子;树叶;枝叶
meaning: the leaves of a plant or tree, or leaves on the stems or branches on which they are growing
1) 词根:foli-树叶(词源:leaf—fol;联想:fol—fold 卷卷的树叶)
2) 后缀:-age 名词后缀(postage 邮费)
e.g. The dense foliage overhead almost blocked out the sun. 头顶上方浓密的枝叶几乎遮住了阳光。