提供便宜的食品，他们需要抛开中间商，直接和农民交易并建立物流链。

To offer cheaper food, they will need to bypass the middle men, deal directly with farmers and build logistics chains.

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在这种情况中，信任链和证书中的通用名可以防止中间人攻击的发生。

This is where the chain of trust and the common name on a certificate can prevent this from occurring.

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最后，中间的“控制”和“风险管理”层作为联系价值和供应链的纽带：控制机制。

Finally, the Governance and Risk Management layer in the middle represents the linking of the value and supply chains: the control mechanism.

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There's lipid chains in between so cell membranes are lipid rich layers that can exist in water.

脂质链在两者中间,所以细胞膜是富含脂类的膜层,并可以稳定存在于水中

耶鲁公开课 - 生物医学工程探索课程节选