n. 莎草, 蓑衣草
n. grasspke or rushpke plant growing in wet places having sopd stems, narrow grasspke leaves and spikelets of inconspicuous flowers
1.Where there's a lot of elephant activity, areas open up and sedges and grasses can take hold.
象群活动频繁的区域 会变得开阔而且植被繁茂