词根词缀：for-, fora-

【来源及含义】Latin: bore, pierce, make holes; hole, holes; opening, openings,

【同源单词】biforate, foramen, foramen magnum, foramen ovale, foraminectomy, imperforate

词根词缀：per-

【来源及含义】Latin: through, across, over; beyond, by means of

【同源单词】Ad astra per aspera, Ad augusta per angust, Ad perpetuam rei memoriam, Ad virtutem per sapientiam, ampersand, antiperspirant