Setback
来自Big Physics
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wiktionary
From the verb phrase set back.
etymonline
setback (n.)
also set-back, 1670s, "reversal, check to progress," from set (v.) + back (adv.). Sometimes backset (1721) was used in the same sense. Meaning "space between a building and a property line" is from 1916. To set (someone) back "cost" is from 1900.
