通过一级交易商信贷便利发放的贷款，都有抵押品担保，并且进行了贴现，这样一来，万一发生违约，而美联储不得不卖出抵押品时，美联储可以避免承担损失风险。

Loans made under the PDCF were secured by collateral and discounted to protect the Fed from risk of loss should it have had to sell collateral in the event of a default.

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对于多数人，便利才是关键，即使冒风险。

For most people, convenience is key, even if it means putting their security at risk.

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但是网络在提供便利的共享资源的同时也带来了各种各样的安全风险。

But it also a risk to use the convenient resources of network... so, the problems of network security are paid more attention to and become key points of network security.

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