longevo长寿人longadj.长的；冗长的；久的；长音的adv.长期地；久地；用于名词后强调某事发生在某整段时间v.渴望n.长时间；长音节；囤积商品者long-horned grasshopper螽斯long-sleeved undershirt长袖汗衫long sentence translation长句翻译long sleeper buried track长枕埋入式轨道long-wave radio station长波无线电台long-range input monitor远程输入监控器long-focus magnetic lens长焦距磁透镜long interspersing element长分散成分Long Range Planning System长期规划系统Long-acting GnRH agonist长效促性腺激素释放激素激动剂