announcementn.通告;宣布;声明
announcement service公告送达
announcement machine通知机
Announcement Platform发布平台
announcement recorder录音通知器
Announcement in a Bus在公共汽车上的通告
announcement playback留言放音
announcement execution公告执行
announcement of tender招标公告
announcement of results公布成绩
announcement transmitter通告送话器,通告话筒