知识扩展
用法解析
数词,表“五十四”,是基数词,由fifty(五十)+four(四)构成,中间不加连字符,用于表示数量、年龄等
用法示例
There are fifty-four desks in the classroom.(教室里有五十四张书桌。)Her grandma is fifty-four years old.(她奶奶五十四岁了。)
序数词变化
序数词:fifty-fourth(第五十四),中间加连字符,如He got the fifty-fourth place in the race.(他在比赛中获得了第五十四名。)