overlying mortgage的用法和樣例：
例句
- The pawns are getting killed by rising foreclosures in the subprime mortgage market, leaving the better credits exposed.
次級抵押貸款市場(chǎng)上越來(lái)越多抵押品贖回權的喪失，讓這些小卒紛紛喪生，留下質(zhì)量更好的信貸。 - BofA's potential gain more than outweighs the problems it faces so far as a result of the US subprime mortgage meltdown.
美國銀行的潛在獲利，足以抵消其迄今為止因美國次級抵押貸款危機所面臨的問(wèn)題。
