lower segment 下段;下節(jié)lower saxony lower rinse-wash support [新聞學(xué)與傳播學(xué)]清洗支座lower rib cage [毉葯科學(xué)]下肋骨護(hù)架lower reaches 下遊lower reach [水文] 下遊河段lower range 低量程lower priority job [計算機(jī)科學(xué)技術(shù)]低優(yōu)先級作業(yè)下優(yōu)先工件lower priority 次重要優(yōu)先項(xiàng)目lower prices 低價lower price 低價;降價lower powered lower permian series [地球科學(xué)]下二曡統(tǒng)lower paleolithic 舊石器時代早期lower orders 下層社會lower oneself 降低自己的身分 自甘墮落lower office holder [法學(xué)]低級公職人員lower ninth ward lower mordent lower mississippian [經(jīng)濟(jì)學(xué)]早密西西比世[地球科學(xué)]早密西西比世