date back to

追溯到；从…开始有

darling, darn, darn (also darned), darning, dart, dartboard, Darwin, dash, dashboard, dashboard (also facia, fascia), dashing, dashingly, data, data bank, data capture, data-processing, databank, database, datable, date, date-line, date-stamp, dated, dateless, dating, dative, datum, daub, dauber, daughter, daughter-in-law, daunt, daunting, dauntless, dauntlessly, dauphin, Dauphine Alps, davenport, davit, Davy Jones's locker,