He asked her to pledge the house as security for a loan.

他要她抵押房子作为贷款担保。

《柯林斯英汉双解大词典》

Thebank usually asks the applicant to pledge the original true L/Cagainst packing loan.

银行通常要求申请人抵押真实的信用证。

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If you are applying for a business loan for a startup business, the only way you will be approved by the bank is if you pledge your personal wealth as collateral.

如果你申请创业贷款的话，获得批准的唯一方法就是将你自己的私人财产作为抵押。

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And since the assets you've pledge would be worth considerably more than the loan, that risk of the so-called counterparty collapsing isn't worth taking.

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