perioticWiktionary 原文构词拆分peri-前缀surrounding · near+otic词根/词干词源说明From peri- + otic.释义（英文）形容词 Adjective(anatomy) Located in, or pertaining to, the inner ear.名词 NounA bone in the inner ear, the periotic bone.词族派生词（2）tympanoperiotictympano-periotic complex