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]
商业: commerce; trade; business 短语和例子商业不景气 commercial depression; 商业支票 commercial paper; 与 ... 进行商业贸易 carry on commerce with ...; 轻视商业 despise trade; 他从事商业。 he is engaged in commerce. 商业已变得肃条。 c