The older kind of submarine used in World War Two could stay under water for only about forty-eight hours.

VOA: special.2010.06.11

So the nature of the world, post-cold war world is increasingly one about competition for markets, govern of one nation's markets.

因此冷战之后，市场的竞争,成为世界的主题，一国市场的管理，如果事实如此。

麻省理工公开课 - 媒体、教育、市场课程节选

Yeats is obviously writing in the context of an Irish civil war, but it's also the case that he's writing in the shadow of the First World War as well.

叶芝显然是在爱尔兰国内战争时期进行创作的，但是同时他也是在,一战的阴影下写的。

耶鲁公开课 - 现代诗歌课程节选

Mr. DOUGLAS EDWARDS: From Cartoff (ph) comes the verdict in the first war criminal trials of World War II.

NPR: Listening In On the Nuremberg Trials

However, rather than returning to the constitutional method of the Declaration of War, which can be given after the commencement of war if necessary (consider World War II) Congress chose to bypass declarations of war in favor of resolutions allowing wars.

FORBES: What Happened To The American Declaration Of War?

One of the stories about war that has always haunted me is that of World War I soldiers fighting and dying as the clock ticked down to the war's end.

BBC: Mission, sort of, accomplished