词根词缀:azo-, az-
【来源及含义】Greek: without life; nitrogen
【同源单词】azoamyly, azobenzine, azocarmine, azoic, azole, azolitmin
词根词缀:picro-, picr-
【来源及含义】Greek: bitter, sharp, pungent
【同源单词】picric, picrocarmine, picrogeusia, picrorrhiza, picrotoxin, picrotoxinin