transubstantiation
/ˌtrænsəbˌstænʃɪˈeɪʃn; ˌtrænsəbˌstænʃɪ`eʃən/ n[U]
(religion 宗) doctrine that the bread and wine in the Eucharist are changed by consecrationinto the body and blood of Christ, though their appearancedoes not change 变体（圣体礼所用的饼和葡萄酒在礼仪过程中变成基督的身体和血, 但外观并无变化）.