This is the 3620th most frequent Chinese word.
相传
"To be passed down; it is said or rumored."
Here, "相传" is used to introduce a widely held belief or tradition regarding the history or construction of the bridge.
相传这座桥是古代工匠建造的。
It is said that this bridge was built by ancient artisans.
In this sentence, "相传" refers to the process of a story or tradition being passed down through generations or within a community.
这个传说相传已久，至今仍被人们讲述。
This legend has been handed down for a long time and is still narrated by people today.
This usage of "相传" indicates shared knowledge or speculation among people about an idea or belief.