/ˌprɑː.məlˈɡeɪ.ʃən/
the public announcement of something, especially a new law 宣布，颁布
[usually passive] ~ sthto spread an idea, a belief, etc. among many people 传播；传扬；宣传
~ sthto announce a new law or system officially or publicly 宣布，颁布，发布（新法律或制度
/ˌprɑː.məlˈɡeɪ.ʃən/
the public announcement of something, especially a new law 宣布，颁布
[usually passive] ~ sthto spread an idea, a belief, etc. among many people 传播；传扬；宣传
~ sthto announce a new law or system officially or publicly 宣布，颁布，发布（新法律或制度