noun🔗Share孔，小孔，开口 An opening, an orifice; a short passage."The dentist pointed to a tiny foramen in the tooth's enamel, explaining that it would need to be filled to prevent further decay. "牙医指着牙齿珐琅质上的一个微小孔洞，解释说需要填充它以防止进一步腐烂。anatomymedicinebiologypartChat with AIVocabulary GamePractice Reading
