Despite the best efforts of the BBC it had become one of the worst-kept secrets in television.

尽管英国广播公司使尽浑身解数，但在电视媒体面前保密工作可真没做到家。

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Havana was founded in 1519 by the Spanish. By the 17th century, it had become one of the Caribbean's main centres for ship-building.

哈瓦那由西班牙人于1519年建立，17世纪成了加勒比海主要的造船中心之一。

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It had become one of the people's most favorite media propagating forms. It also had wide applications on TV anime, cartoon movies, computer games and so on.

卡通是一种以造型艺术为主要表现手段的艺术形式，成为人们喜爱的媒介传播形式之一，在电视动画、动漫电影及各种游戏中有很广泛的应用。

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It had become an Austrian colonial possession and remained one until the Risorgimento.

ECONOMIST: Venice

By this week it had become a flaming political row in Spain, and one of the rare events to prod the European Union into almost instant reaction.

ECONOMIST: The Prestige oil spill

Just 20 years after founding his company, not only was it the largest, most profitable in the world, America had become the number one steelmaker in the world.

WHITEHOUSE: A Renaissance in American Manufacturing