obturator /'ɒbtjuәreitә/ 📖 中文释义 n. 充填器, 闭塞具, 气密装置[医] 充填器, 填塞器, 充填体, 闭孔肌 📘 English Definition(英文释义) n. a prosthesis used to close an opening (as to close an opening of the hard palate in cases of cleft palate) ← obturation O 字母词表 obturator crest →