noun, measure word, time word, punctuation, numeral · a planned piece of work or activity often involving a team and a specific goal

这个新项目需要很多投资。

noun · a specific category of competition within a sports meet or athletic contest

百米赛跑是田径运动中最受关注的项目。

noun · an individual entry or category in a list, record, or document

请逐一核对清单上的每一个项目。