e-tickets number你们的电子客票号码
E-ticket number电子票号
E-Payment Number电子缴款号码
e-visa number电子签证数量
e-perfect numbere完全数
adjacent vertex-distinguishing E-total chromatic number邻点可区别E
Recipient's e-mail or Reference Number接受人的邮箱地址
HOME TELEPHONE NUMBER E-MAIL ADDRESS住址电话
N（名词） any of a series of numbers with the prefix E indicating a specific food additive recognized by the European Union and used on labels of processed food E数; 以E开头的一系列数字; 用在加工食品的标签上，用来表示被欧盟认可的一种特定食品添加剂