料りょう金きん後こう納のう郵ゆう便びんりょうきんこうのうゆうびんMeanings1nounpostage deferred payment mailA postal service where the sender does not affix stamps; postage is settled later, often used by businesses for bulk mailings.料りょう金きん後こう納のう郵ゆう便びんを利り用ようすると、切きっ手てを貼はる
