Any of various sedges of the genus Cyperus, especially C. longus of Europe, having rough-edged leaves, reddish spikelets, and aromatic roots.是什么意思_Any of various sedges of the genus Cyperus, especially C. longus of Europe, having rough-edged leaves, reddish spikelets, and aromatic roots.在线翻译_英语_读音_用法_例句