词根词缀：cult-, -cultural, -culture, -cultures, -culturally, -cultrist

【来源及含义】Latin: to care for, to till [the ground], to cherish; to dwell, to inhabit

【同源单词】aeroculture, agricultural, agriculture, agriculturist, agrosilvicultural, anaculture

词根词缀：hirudin-, hirudi-, hirud-

【来源及含义】Latin: leech, leeches

【同源单词】hirudicidal, hirudicide, hirudin, Hirudinaria, hirudine, Hirudinea