This study found a close link between how frequently people drank alcohol and their ra risk and severity.

研究发现了人们饮酒频繁程度和风湿性关节炎患病风险以及严重程度之间的紧密联系。

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Researchers say they have found a close link between electrical disturbances on the edge of our atmosphere and impending quakes on the ground below.

研究人员说他们发现大气边缘的混乱的电磁现象和地底行将发生的震动之间有密切关系。

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Yeah, the torch relay also symbolizes the close link between the great traditions of the ancient and modern Olympic Games.

是的，火炬接力也象征着古代奥运会和现代奥运会之间紧密的联系。

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He says there is a close link between these goals and combating child labor.

VOA: special.2010.05.17

Some apply historical patterns, such as the close link between the best-picture and best-director awards, to this year's field.

WSJ: And the Oscar-Pool Winners Are...the Stats Dudes

He said all pupils would benefit from the "close link" with Eton, which would contribute through staff time, expertise and sharing facilities.

BBC: Eton to sponsor Berkshire free school

Only in the 13th edition in 1989 did Messrs Samuelson and Nordhaus bemoan the low level of American savings and suggest a close link between saving and economic growth.

ECONOMIST: What is the role of a basic economics textbook?