triplicate

n.一式二份

trillion, trillionth, trilobite, trilogy, trim, trimaran, trimmer, trimming, trinitrotoluene, trinity, Trinity Sunday, trinket, trio, trip, trip sb. up, trip-wire, tripartite, tripe, triple, triplet, triply, tripod, tripper, tripping, trippingly, triptych, trisect, trisection, trite, triumph, triumphal, triumphant, triumphantly, triumvirate, trivet, trivia, trivial, triviality, trivialization, trivialisation, trivialize,