Longji龙脊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-wave transmitter长波发报机long-range navigation[计] 长距离导航long period seismograph长周期地震仪longest match principle最长匹配法long-duration driving长时间驾驶Long hair and short wit头发长,见识短long - term appproath长期措施long- distance access远程访问long-term containment长期封闭long shelf-life becad长货架期面包