Your mother's testimony would've brought down the whole house of cards.你母亲的证词会毁了那整副牌局
bring down 使倒下; 减少
The gunners brought down three planes.
炮手击落了三架飞机。
The scandal may bring down the government.
这一丑闻可能导致政府垮台。
But I am sick with guilt for the mistakes I've made.可我对犯下的错误愧疚不已
sick with (对)感到不快〔懊丧〕
My aunt was sick with me for being rude.
姨妈嫌我粗暴无礼心里很不高兴。
Philip felt on a sudden sick with fear.
菲利浦吓坏了。