surface mail
Longman Dictionary of Contemporary English 5++LDOCE 5++ˈsurface ˌmail noun [uncountable] TCMthe system of sending letters or packages by land or sea, rather than by air 陆路[水路]邮件,平(寄)邮(件)From Longman Business Dictionarysurface mailˈsurface ˌmail the system of sending letters etc by ship, train, or road, rather than by airIf you do not write ‘airmail’ on the envelope, the letter will be sent by surface mail. → compare airmail → mail
ˈsurface ˌmail nounChineseSyllable
packages system Business sending or or by the letters of land
surface mail
ˈsurface ˌmail
noun [uncountable]
the system of sending letters or packages by land or sea, rather than by air
ˈsurface ˌmail
noun [uncountable]the system of sending letters or packages by land or sea, rather than by air