Lownien.劳尼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-hybrid resonance低杂波共振Low-frequency shadow低频伴影low noise preamplifier低噪声前置放大器low-frequency cutoff低频截止low-potassium stress低钾胁迫Low Temperature system低温系统low-melting compound低熔点化合物low operation pressure低压low power architecture低功耗架构low grade hematite ore贫赤铁矿