low-z小红移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-grade metamorphic zone低级变质岩带Low Altitude Surface Vehicle低空飞行器low tension distribution box低压配电箱Low-molecular polyethylene低分子量聚乙烯Low-Voltage Circuit Tester低压电路试验器low-voltage arc ion source低压电弧离子源low-temperature hygrometry低温测湿法low molecular weight protein低分子量蛋白low-density urban areas.人口密度小的农村地区Low lands along Huaihe River