extremely harmful; bringing physical or financial ruin
同义词：catastrophic
causing injury or blight; especially affecting with sudden violence or plague or ruin
同义词：blasting
ruinous例句
Fate, especially a tragic or ruinous one.
命运命运，尤指厄运或劫数
Mutually destructive; ruinous or fatal to both sides.
自相残杀的共同破坏的; 对双方都有害或致命的
They took a ruinous expenditure on the house.
他们为了那所房子倾家荡产。
The prices in that restaurant are absolutely ruinous.
那家餐馆的价格贵得能把人坑死。
ruinous详细解释
ru.in.ous adj.（形容词）Causing or apt to cause ruin; destructive.毁灭性的，破坏性的：引起毁灭的，容易引起毁灭的；有害的Falling to ruin; dilapidated or decayed.破败的；废墟的或破败的 【引伸】 ru.inously adv.（副词）ru.inousness n.（名词）
