The form broadcast is used in the present tense and is the past tense and past participle of the verb. broadcast的过去式和过去分词与原形相同。
1
[N-COUNT 可数名词](无线电或电视)广播;广播节目;电视节目 A
broadcast is a programme, performance, or speech on the radio or on television.
In a broadcast on state radio the government also announced that it was willing to resume peace negotiations.
在国家电台的广播中,政府也声明愿意重新开始和平谈判。
2
[VERB 动词](电台或电视台)广播,播出(节目) To
broadcast a programme means to send it out by radio waves, so that it can be heard on the radio or seen on television.
[be V-ed adv/prep]
[V]
[Also V n]
The concert will be broadcast live on television and radio...
音乐会将通过电视和广播现场直播。
CNN also broadcasts in Europe.
美国有线新闻网也在欧洲播出节目。