lowerleg足
loweradj.低的;下级的;下层的v.降低;减弱;跌落
Lower segment of femur股骨下段
lower semi-contiuous下半连续
lower-class students贫苦阶级学生
lowering blood glucose降血糖
lower storey of forest下层林
lower grade copper ore低品位铜矿
lower space of silence低空盲区
lower limit of hearing听觉下限
lower acceptance value下限接受值
lower hybrid resonance低频带混成共振