他宣布全国进入战争状态。

He pronounced the country to be in a state of war.

《牛津词典》

我要求国会宣布：由于日本在1941年12月7日星期日对我国无故进行卑鄙的袭击，美国同日本已经处于战争状态。

I ask that the Congress declare that since the unprovoked and dastardly attack by Japan on Sunday, Dec. 7, a state of war has existed between the United States and the Japanese empire.

youdao

我要求国会宣布：由于日本在1941年12月7日星期日对我国无故进行卑鄙的袭击，美国同日本已经处于战争状态。

I ask that the Congress declare that since the unprovoked and dastardly attack by Japan on Sunday December 7, 1941, a state of war has existed between the United States and the Japanese Empire.

youdao