Spent
来自Big Physics
Old English spendan, from Latin expendere ‘pay out’; partly also a shortening of obsolete dispend, from Latin dispendere ‘pay out’.
wiktionary
etymonline
spent (adj.)
"consumed," mid-15c., past-participle adjective from spend. Of time, "passed, over," from 1520s; as "worn out, exhausted from overwork," 1560s.
