He could not be sure of their support if he declared that the purpose of the war was to free the slaves.

VOA: special.2009.10.08

It's a common mistake to make if you forget that I've actually declared that variable up top, but wait a minute, I know any time that I use a variable, I have to declare it.

这是一个通常犯的错误，如果你忘了,之前在前面已经声明了这个变量，等等，我知道在任何时候,我使用一个变量，我必须声明它。

哈佛公开课 - 计算机科学课程节选

Democrat Al Franken leads Republican incumbent Norm Coleman, and if he is declared the winner, would become the party's 60th vote.

VOA: standard.2009.04.28

"Himmler once declared that the Nazis had to kill all the Jews because, if not - quote - their grandchildren will ask for their property back.

VOA: standard.2010.07.26

Prime Minister Silvio Berlusconi on Sunday declared the emergency phase over but said it would be months before most of the people displaced will know if they can go back to their homes.

VOA: standard.2009.04.12