In that sense, much like his ancestor and hero, John Churchill, first Duke of Marlborough, Winston Churchill changed the course of European history.

从这个意义上说，就像他的祖先和英雄第一任马尔伯勒公爵约翰·丘吉尔一样，温斯顿·丘吉尔改变了欧洲历史的进程。

He was descended from John Churchill, the first Duke of Marlborough, a distinguished soldier and statesman whose military career spanned the reigns of five monarchs in the 17th and early 18th centuries.

他是第一任马尔伯勒公爵约翰·丘吉尔的后裔，约翰·丘吉尔是一位杰出的军人和政治家，其军事生涯跨越了 17 世纪和 18 世纪初五位君主的统治。

Having finished this with the publication of the final volume in 1931 he embarked on what was arguably his greatest work, a four volume study of the life and times of his ancestor John Churchill, first Duke of Marlborough.

1931 年，他出版了最后一卷，完成了这项工作，开始了可以说是他最伟大的著作，这是一部关于他的祖先、第一代马尔伯勒公爵约翰·丘吉尔的生活和时代的四卷本研究。