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]
中央: 1.(中心) centre; middle 短语和例子花园中央 at the centre of the garden2.(最高领导机构) central authorities 短语和例子党中央 the central committee of the party; the party central committee; 中央各部门 departments under