| 释义 | 
		postmark I. \ˈ ̷ ̷ˌ ̷ ̷\ noun Etymology: post (IV) + mark  : an official postal marking on a piece of mail; specifically  : a mark showing the name of the post office and the date and sometimes the hour of mailing and often serving as the actual and only cancellation II. transitive verb  : to put a postmark on  < postmark a letter > |