Lowith洛维特lowadj.低的；少的；低落的；低声的；卑劣的；低等的adv.低地；低声地；低下地；廉价地n.低水平；低价；低谷v.哞哞叫low power consumption低功耗low- rented housing廉租住房low-volatility fuel重质燃料,低挥发分燃料lowest critical point最小临界点low-loss wave guide低损耗波导管low-frequency pulse低频脉冲low-cycle operation低周波运行low-flow water body缓流水体low carbon-resource低碳源low and middle income中低收入