三分 forty; three point-succefull shot; tripartition; trisection
分组 1.divide into groups 按能力分组 be grouped according to ability; 分组讨论 discuss in groups; group discussion; 分组学习 study in groups2.grouping; subgroup; block sort; curtate
Sun tzu ' s solution was that the soldiers shouldfirst split into groups of three , then groups of five , then groups of seven , with the number unable to join a group ( in other words , the remainder ) beingnoted each time 孙武的办法是首先将士兵三三分组,其次七七分组,最后五五分组,并记录每次剩下的士兵数目(也就是余数) 。