declare和announce的区别

1. announce 主要指宣布大家期待的或与大家有关的事情，所涉及的情况通常是别人原来不知道的事，含有预告的意思。如：

The date of his visit has not been announced.

他来访的日期尚未公布。

They announced their engagement to the family.

他们向家里宣布他们已经订婚了。

2. declare 含有庄严宣告或交代清楚的意思，所涉及的事情不一定是别人不知道的。如：

He was declared to be guilty.

他被宣判有罪。

Bulgaria declared her independence in 1908.

保加利亚于 1908 年宣布独立。