Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: An ambaci tsarin sanar da sunan zamanin a cikin rubuce-rubucen tarihin gargajiya na kasar Sin a matsayin jianyuan. Bayyana sabon sunan zamani don maye gurbin tsoho a lokacin mulkin sarki ana kiransa gaiyuan (改元, gǎiyuán), wanda a zahiri yake nufin "canza asalin".  Tambaya: menene jianyuan?
Tsarin sanarwar sunan