When borrowers fail to keep up payments on mortgages in the pool that supports asset-backed loans, Fannie and Freddie must buy back the loan.
当借款者们不愿为这个支撑资产抵押贷款的蓄水池继续偿还贷款，两家公司就必须对贷款实行回购。
It makes an extremely effective sight at the back of the border, where it'll need supports to keep it up, though it's equally smart against a dark-coloured fence or wall.
把它种在院子边上效果特别好，但在那里它需要有支架来保持直立，种在深色的篱笆或者墙边效果也同样好。
Choose a chair that supports your back, including the curve in your lower back (if not, place a rolled up towel or pillow behind your lower back for support).
找把能靠背的椅子，椅背曲线要与自己的背部贴合，或者在你的背后卷条毛巾或放个枕头。
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