broadcast的过去式和过去分词
She is an announcer in TV broadcast. 她是电视台的一名主持人。
The BBC broadcasts all over the world. 英国广播公司向全世界播送节目。
She broadcasts on current affairs. 她发表时事广播演说。
My husband and I watch the nightly news broadcast everyday. 我丈夫和我每天都看晚间新闻。
