Thereis a close link between them.

它们之间有内在的密切的联系。

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There is a close link between smoking and lung cancer.

吸烟和癌症密切有关。

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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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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?