declare与 announce的区别

declare与 announce的区别 declare announce的区别? declare与announce的区别是什么 declare和announce的区别 announce和declare的区别 1.declare claim announce 的区别是什么? state announce declare区别 区别announce,declare state claim announce declare区别 clarify declare announce怎么区别 claim declare announce这三者有什么主要的区别? 请问declare和announce以及claim的区别