It is believed to have originated in South America in the early 1900s, and later spread to Europe before crossing over to sub-Saharan Africa.

它被认为是在20世纪初起源于南美洲，后来传播到欧洲，然后跨越到撒哈拉以南的非洲。

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Plenty of travelers perished accidentally crossing the murky bogs of northern Europe, but at least some individuals, especially in the Middle Ages, were buried there carefully and on purpose.

大量的旅行者在穿越黑暗的伯格斯欧洲北部时死亡意外，但至少有一些人，特别是在中世纪时，是被小心有意地埋葬在这里的。

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China recently agreed to straighten a route for airlines crossing its airspace which has cut 15 minutes off a flight to Europe.

中国最近同意为飞越其领空的飞机把一条线路改为直航线，这给前往欧洲的航班节约了15分钟的时间。

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It can take industrialists or private-equity investors weeks criss-crossing Europe to find and assess potential investments.

ECONOMIST: Matches made in heaven

While most goods are now crossing Europe's national borders with little or no hindrance, the liberalisation of trade in services has been patchy at best.

ECONOMIST: Actions speak louder than words | The

So Justice Amin and Atiku lived and worked in this area here to try and raise the money for the crossing to Europe.

BBC: Last Updated: Wednesday, 16 January 2008, 12:19 GMT