他认为，我们的进化根源意味着，我们仍然极大依赖身体及面对面的接触来建立联系。

He argues that our evolutionary roots mean we still depend heavily on physical and face-to-face contact to be able to create ties.

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他们的癌症与接触辐射并没有太明显的联系。

Their cancers are not so clearly tied to radiation exposure.

《柯林斯英汉双解大词典》

大脑成像显示，接触纸张时，大脑的情感中心被激活，从而形成更强的联系。

Brain imaging showed that, on touching the paper, the emotional center of the brain was activated, thus forming a stronger bond.

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