前缀:tetra- 表示“四”
tetracycline 四环素(tetra+cycl环,圈+ine素)
tetragon 四角形(tetra+gon角)
前缀:tetra- 四(在元音前作tetr-)
tetracycline 四环素
tetrachord 四弦乐器
tetrode 四极管
tetrasyllable 四音节词
tetragon 四角形
tetraoxide 四氧化物
词根词缀:tetra-, tetr-
【来源及含义】Greek: four; a number used as a prefix
【相关词根词缀】 Cross references of word families that are related, partially or totally, to: "four, fourth": quadri-; quatr-; tessara-.
【同源单词】rotundo-tetragonal, tessaraglot, tetrabasic, tetrablastic, tetrabrach, tetrabrachius