commentate on对
Commentate pressure tank释压水箱
commentate classics with commentary以传释经
Dispel Doubt Commentate解疑释惑
commentate on an athletics meeting运动会实况报道
V-I（不及物动词） To commentate means to give a radio or television commentary on an event. (电台或电视的) 解说
They are in New Hampshire to commentate on the ice hockey.
他们在新罕布什尔州解说冰球比赛。