negative equity
noun/ˌneɡətɪv ˈekwəti/
/ˌneɡətɪv ˈekwəti/
[uncountable]- the situation in which the value of somebody’s house is less than the amount of money that is still owed to a mortgage company, such as a bank
资产负值，负资产（资产值低于抵押款）