1. the bags of letters and packages that are transported by the postal service
2. the system whereby messages are transmitted via the post office
同义词:mail service, postal service, post
3. a conveyance that transports the letters and packages that are conveyed by the postal system
4. any particular collection of letters or packages that is delivered
同义词:post
5. (Middle Ages) flexible armor made of interlinked metal rings
同义词:chain mail, ring mail, chain armor, chain armour, ring armor, ring armour
动词mail:
1. send via the postal service
同义词:get off
2. cause to be directed or transmitted to another place
同义词:post, send
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邮件, 邮政, 盔甲

