Longuan.朗格瓦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 usage长寿命Longmen Station龙门站Long axis parts长轴类零件long pair twist长绞线对long haul route远程航线long high cross空中斜线长传球long-fingered长手指的Longgudong Cave地质时代longispinogenin长刺皂苷配基, 长刺皂甙元, 龙吉甙元Long Qi - rui龙启瑞