短语词组短语Campylobacter fetus 胎儿弯曲菌;胎儿曲折菌属fetus skeleton 胎儿股骨term fetus 成熟胎儿;足月胎儿fetus toxin 胎毒fetus s 胎儿;胎;胚胎postterm fetus 过期胎儿calcified fetus 胎儿石化;翻译fetus prognosis 胎儿预后sireniform fetus 并腿畸胎 返回 fetus