lowann.<澳>=mallee-fowllowadj.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 ductile alloy低塑性合金low contamination低污染low melting pointn.低熔点low speed walking低速运行Low-Rank Matrix低秩矩阵low atrial rhythm心房下部节律low-water valve低水位阀Low genital tract下生殖道low pressure tyre低压轮胎low-volume user低用量用户