When you truly believe that each moment is unique, then by definition there isn't anything in your mind for the association mechanism to link that moment to.

一旦你真的相信每个时刻都是独特的，那么根据定义来说，没有什么东西可以联想了。

youdao

The mechanism behind the association remains unclear, however.

不过，联想背后的机制还不清楚。

youdao

Review of the suggested -association, and of the -purported mechanism(s), which might include immune-mediated disease, with or without a genetic basis should continue.

应继续审议已经提出的这种相关性以及机制（可能包括免疫介导性疾病，可能有、也可能没有遗传因素）。

youdao

In an article earlier this summer on PandoDaily, titled Celebrities Will Drive the Next Wave of eCommerce, Jeremy Liew, a seasoned e-commerce investor from Lightspeed Venture Partners, argued that the pervasiveness of social media creates an opportunity to take celebrity endorsement from mere brand association to a direct acquisition mechanism.

FORBES: Celebrity Endorsements: 15 Minutes of Fame...Or Shame?

After a few weeks a tripartite mechanism involving the regime, the United Nations and the Association of South-East Asian Nations (ASEAN), the regional block, was established and eased barriers such as the visas aid workers need, and the permits required to import equipment.

ECONOMIST: Myanamar after the cyclone

An official at the association told The Wall Street Journal that it held a meeting on reforming the bond-issuance mechanism, but declined to elaborate.

WSJ: China Tightens Rules on Bond Issuance