1. 宣布；声明；公布
A proclamation is a public announcement about something important, often about something of national importance.

1. the formal act of proclaiming
giving public notice

e.g. his promulgation of the policy proved to be premature

Synonym: promulgation

2. a formal public statement

e.g. the government made an announcement about changes in the drug war
a declaration of independence

Synonym: announcementannunciationdeclaration