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遡
go upstream · trace back · revert
N1On: そKun: さかのぼる
Memory Aid
Imagine a fish swimming 'upstream' (遡) against the current, represented by the flow of the 'path' (辶) being opposed by the 'reverse' (屰) element.
Vocabulary
遡上そじょうgoing upstream (e.g., salmon)
遡及そきゅうretroaction, retroactive
遡源そげんtracing back to the source
歴史を遡るれきしをさかのぼるto trace back history
時を遡るときをさかのぼるto go back in time
Example Sentences
川を遡って源流を目指した。
We went upstream the river aiming for its source.
歴史を遡ると、その習慣の起源がわかる。
If you trace back history, you can understand the origin of that custom.
彼は記憶を遡り、犯行の瞬間の詳細を語った。
He traced back his memories and spoke of the details of the moment of the crime.
鮭が川を遡上する姿は感動的だ。
The sight of salmon going upstream is moving.