longnn龙眼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 life machine耐用机械Long Range Patrol远距离巡逻Longtan Formation龙潭组long-term lease长期租约long-term creep长期蠕变longwall spalling片帮Longbizhi granule癃闭治颗粒long - distance远程教育long-term asset[经] 长期资产long stem cutting长枝插