基本解释萍草科; 莎草科同根派生 Cyperaceae相关词英汉例句Ephedra and Nitraia usually occur in the desert steppe areas, while Stellera and Cyperaceae pollens dominate the typical steppe areas.荒漠草原区常见麻黄和白刺花粉,典型草原区多为狼毒和莎草科花粉。Cyperaceae更多例句