“新队员”的英语可以翻译为：[体]recruit ...

教练花了整个上午测试新队员的能力.The coach spent the whole morning putting the newcomer through his paces.经理已签约雇用几名新队员.The manager has signed up some new players.新队员打起球来没什么忧虑.The new basketball player is afraid of nothing when playing....