Congress is vested with the power to declare war.

国会被赋以战权利。

This invasion is tantamount to a declaration of war.

这次侵略就相当于战。

The king was too precipitate in declaring war.

国王战一事上过于轻率。

China formally declared war against Japan in December 1941.

中国194112正式对日本战。

To declare war against the small island state looks like the action of a cowardly nation.

向一个国战, 看来像是一个怯懦国家行为。

Japan declared war on Germany.

日本对德国战。