前缀:infra-
【词根含义】:下,在下
【词根来源】:来源于拉丁语infra(下)
【同源单词】:infrared, infrastructure
词根词缀:infra-, infero-, infer-
【来源及含义】Latin: under, below, beneath
【同源单词】anteroinferior, inferior, inferiority, inferiorly, infernal, infernally
【词根含义】:下,在下
【词根来源】:来源于拉丁语infra(下)
【同源单词】:infrared, infrastructure
【来源及含义】Latin: under, below, beneath
【同源单词】anteroinferior, inferior, inferiority, inferiorly, infernal, infernally