lowlifen.下层阶级的人；卑劣的人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 Cost Expendable Mine Destructor低成本一次性地雷爆炸装置Low background measuring instrument低本底测量仪low-vacuum load-tripping device真空继电器Low-Noise Traveling Wave Amplifier低噪音行波放大器low temperature floor radiate system地暖系统lowest elevation of landfilling area库区最低标高low molecular mass synthetic polymer低分子量合成聚合物low active extended working register低活动率扩充工作寄存器Lowland Straight-billed Honeyeater洛伦定时图Low arterial vascular reconstruction血管再通