一般流体智力和工作记忆所体现出来的相关应该是共变关系，两者是同功同构的。

The manifest correlation of General fluid intelligence and Working memory should be the covariant relations, and they are analogy isomorphism.

youdao

笔者从社会语言学角度探讨了社会与语言之间的“共变”关系。

This paper discusses the relations of "co-variation" between society and language from sociolinguistics.

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在发现铅是导致电镀锌钢板黑变发生的关键因素的基础上，对电镀锌钢板的黑变机理提出了锌铅共沉积假说和硫酸铅胶体膜假说；

On the basis of finding that lead is the vital factor to bring patina on galvanized steel sheets, two hypothesizes, colloid film of lead sulfate and the codeposition of zinc and lead, were employed.

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.. The more they covary--they move together-- the less they cancel out.

共变的趋向越大。。。它们一同增减-,风险越不会抵消。

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