一、Christmas Eve 指“圣诞节前夕”或“圣诞夜”,其前用介词 on。如: I had a good time on Christmas Eve. 圣诞夜我过得很愉快。 Richard had turned up on Christmas Eve with Tony. 理查德和托尼在圣诞夜一道露面了。 St. Patrick's Cathedral is famed for its midnight mass on Christmas eve. 圣巴特里克大教堂以其圣诞前夜的午夜弥撒著称。 如下图一道例题: At Christmas Eve, Jim went with his father to choose a Christmas tree. 改错: At Christmas Eve应改为on Christmas Eve。 理由:在圣诞节前夕用介词on。 二、短语 Christmas Eve 圣诞夜,平安夜,圣诞前夕 Christmas day eve 圣诞节前夜 Christmas the Eve 圣诞前夕