词根词缀：apert-, aperi-

【来源及含义】Latin: to open, to uncover

【同源单词】aperient, ap, aperitifs, aperitive, apertural, aperture

词根词缀：vespertilio-, vespertili-

【来源及含义】Latin: bat, bats (animals

【同源单词】pipistrel, vespertilian, Vespertilio, Vespertiliones, vespertilionid, Vespertilionidae