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n. 邮件, 邮政, 邮递, 盔甲
vt. 邮寄, 给...穿盔甲
【计】 邮件

regular-mail mail delivery mail coach ordinary mail mail-order union mail mail deposit mail-cart mail transit mail-train mail car E-MAIL mail cover intelligent mail mail fraud mail contract mail flag mail queue mail system public mail Mail Gateway mail bombing