commentator的解释
n. 注释者(注释者,解说员,新闻广播员)
commentator的例句
I prefer soccer commentator to report a match blow by blow.
我宁愿足球比赛广播实况播音员详尽地报导比赛。

Our commentator will now set the scene in the stadium.
讲解员现在就要在体育场向我们报道。