leadedadj.铅的动词lead的过去式和过去分词.
leadv.引导;领先;带领;过 ... (的生活);导致n.领头位置;主角;榜样;引言;铅
lead and gold铅金
lead spreader引线展延装置
lead in frame引入架
Lead poisoned铅染毒
lead in urine尿铅
lead compound铅化合物,先导化合物
lead recovery铅回收
lead relevant涉铅
lead chlorate氯酸铅
lead of valve阀导柱