risk mortgage的用法和樣例：
例句
- Many banks now regret that they got Ayden involved with high-risk mortgage securities.
許多銀行後悔他們參與搞風險抵押有價證券。 - Mortgage Bankers Association reports that the number of foreclosure proceedings has reached all-time highs in each of the last three quarters.
同時美國風險抵押協會報道稱抵消贖回權訴訟數量在過去三個季度都很高。
