形容词 fifty-one:

1. being one more than fifty

fiftynum.五十fifty-fifthnum.第五十五fifty-fiftyadj.平分为二的adv.对半地；平分fifty-firstn.第五十一；五十一分之一adj.第五十一的fifty-threenum.五十三fifty-ninthnum.第五十九fifty-secondnum.第五十二fifty-fourthnum.第五十四fifty-eighthnum.第五十八fifty buffaloes五十头水牛fifty-seventhnum.第五十七