N-COUNT
名單;花名冊;登記表;運動員名冊（尤用于美國英語中）
A roster is a list, especially of the people who work for a particular organization or are available to do a particular job. It can also be a list of the sports players who are available for a particular team, especially in American English.
例句
The Amateur Softball Association's roster of umpires has declined to 57,000...
業余壘球協會的裁判員名單上的人數已經減少到了57,000名。
From the studio's roster of leading men, Robert Walker was an obvious choice to play the part.
從該電影公司的男主角名單來看，羅伯特·沃克顯然是出演這一角色的不二人選。