溯

to go upstream / to trace the source

variant of 溯[su4]

beginning / first day of lunar month / north

"water" radical in Chinese characters (Kangxi radical 85), occurring in 沒|没[mei2], 法[fa3], 流[liu2] etc / see also 三點水|三点水[san1 dian3 shui3]

lit. to go upstream / to trace sth back to / to date from

to recall / to look back upon

to investigate the origin of sth / to trace a river upstream back to its source

to trace back to

river tracing / mountain stream climbing (recreational activity)

to trace sth back to its origin

to pursue sth back to its origins / to trace back to the source / to get to the bottom of sth

to go back to the source

see 追根溯源[zhui1 gen1 su4 yuan2]

to go back to the source