試用(某人);測試;試驗
try sb / sth out (on sb)
to test or use sb / sth in order to see how good or effective they are
They're trying out a new presenter for the show.他們正在為這個節目試用一名新的主持人。
釋義來自《牛津高階英漢雙解詞典》第 9 版