The first World War broke out in 1914.

第一次世界大战于1914年爆发。

youdao

He supposedly got most of the way round the world and was in Italy on his way home in 1914 when the First World War broke out and he had to call the whole thing off.

他被认为是走得最远的。 1914年第一次世界大战爆发时他正在意大利回家的路上，最后不得不取消这个赌约。

youdao

He was three years old the first time Orville Wright took the first ever flight in an airplane and barely a teenager when World War I broke out.

CNN: World's second-oldest man known dies at 113