Racek拉采克
racen.赛跑;竞争n.人种;种族;血统v.赛跑;竞赛
racemic ephedrine消旋麻黄素
Racemic ibuprofen消旋布洛芬
race distribution种族分布
racemization heats外消旋热
race consciousness种族意识
race and ethnicity民族与种族
race for president总统竞选
racemic resolution外消旋拆分
raceway for wiring电线管路
Raceacetylmethadol乙酰美沙醇[镇痛药]