trey/treɪ/复数形式treys1三, 数字三the cardinal number that is the sum of one and one and one同义词： trinetroikaterzettotiercetercettriothreedeuce-aceIIItriadterniontrinitytripletternarythreesomeleash2三, 三点牌the card with a rank of three in a standard deck of playing cards同义词： three