求翻译：英国的抵押贷款担保证券由信用提高机构进行保证，由建筑保险、人寿保险进行组合保证，另外还要对整个抵押储备金进行保险。是什么意思？

British mortgage-backed securities guaranteed by a credit to improve institutional building insurance, life insurance combination guarantees, while also insure the entire mortgage reserves.

mortgage backed securities in the United Kingdom from the credit institution to ensure that, by the building insurance, life insurance can be combined to ensure that, in addition to reserve for the entire mortgage insurance.

England's mortgage loan guarantee negotiable securities enhance the organization by the credit to carry on the guarantee, by the construction insurance, the life insurance carries on the combination guarantee, moreover also must carry on the insurance to the entire mortgage backlog.

United Kingdom of mortgage-backed securities guaranteed by the credit organization, guaranteed by the building insurance, group life insurance, and also to reserve for the entire mortgage insurance.

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