1 to state sth publicly and officially or to make sth known in a firm, clear way 宣布；宣告；公告: to declare war on another country 向另一国家宣战I declare that the winner of the award is Joan Taylor. 我宣布奖项的得主是琼˙泰勒。

2 to give information about goods or money you have earned, on which you have to pay tax 申报（应纳税的货物或收入）: You must declare all your income on this form. 你必须在这份表格上申报所有收入。