词根词缀:duro-, dur-, dura-
【来源及含义】Latin: hard [as wood], lasting; thick, tough
【同源单词】dour, dourly, dourness, dura mater, durability, durable
词根词缀:mater-, matri-, matro- matr-
【来源及含义】Latin: mother, mama, mom; mum [British]
【同源单词】alma mater, dura mater, mater, materfamilias, maternal aunt, maternal dystocia