announce
/əˈnaʊns/verb
reporting verb
1- make a public and typically formal declaration about a fact, occurrence, or intention宣告, 宣称：
with clause the President's office announced that the state of siege would be lifted总统办公室宣布将解除围攻状态
with obj. he announced his retirement from international football他宣布退出国际足球界
with direct speech 'I have a confession to make, ' she announced.“我要忏悔”, 她说道。
1.1
- give information about (transport) in a station or airport via a public address system（车站, 机场）广播（信息）：
they were announcing her train.
正在广播她所乘坐火车的信息。
1.2
- make known the arrival or imminence of (a guest or a meal) at a formal social occasion通报（客人的）到达; 通知（宴会）开始：
dinner was announced.
宣布晚餐就要开始了。
词源
late 15th cent.: from French annoncer, from Latin annuntiare, from ad- 'to' + nuntiare 'declare， announce' （from nuntius 'messenger'）.