It now has a, it now has a lien against it.

现在它有了一个抵押权。

But in the case of a joint tenancy, the mortgagee runs the risk that the mortgaging co-tenant will die before foreclosure, extinguishing the mortgagee's interest.

但在共同共有情况下，抵押权面临风险， 抵押共有在止赎前去世，从而消灭抵押权权益。

What are they gonna do take a lien on the house?

他们能做什么，在房子上设置抵押权吗？

And a construction loan then on the land also has first mortgage position on the land.

而且对土地建筑贷款也在该土地上拥有第一抵押权。

By keeping those two first and second place mortgages on there.

通过保持那两个一、二顺位抵押权。