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 (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.
(无线电或电视)广播;广播节目;电视节目 2 VERB (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.
(电台或电视台)广播,播出(节目) [Also VERB n] View usage for:All yearsLast 10 yearsLast 50 yearsLast 100 yearsLast 300 years