item
i think it is "project" ~
多数用于item.
project
item, project, article 都有这个意思,你就看具体用在什么地方,然后作出选择吧.
就是program,商业中都这么用
program 牛津的解释是a plan of things to do;a scheme
project 的解释是a piece of work,often involving many people,that is planned and organized carefully
参考资料：牛津高阶