开始: 1.(从头起; 着手进行) begin; start; initiate; commence 短语和例子开始生效 take effect; come into effect; 从头开始 start from the very beginning; 开始流行 come into vogue; 开始营业 commence business; 开始收集邮票 set about s
广播: broadcast; be on the air; airing 短语和例子开始广播 go on the air; 实况广播 live broadcast; live transmissions over the radio or television; 停止广播 go off the air; 外语广播 foreign language broadcast; 有线[无线]