three的数字形式是：3three[英][θri:][美][θri]num.三; 三个; 第三（章，页等）; n.三岁; 三个人[东西]; 三，三个; adj.三的; 三个的; 例句：The short-term training class has been run three times.短训班办了三期。Of the first three franchises to be awarded, two went to management buyouts led by former BR executives.头三项特许权中有两项给予了由英国铁路公司前管理层负责的管理层收购项目。
