Taught
来自Big Physics
Old English tǣcan ‘show, present, point out’, of Germanic origin; related to token, from an Indo-European root shared by Greek deiknunai ‘show’, deigma ‘sample’.
etymonline
taught
past tense of teach (v.), from Old English tahte, past tense of tæcan. For the unrelated adjective meaning "stretched or pulled tight," see taut.
