【好莱坞英语】Throw under the bus

Throw sb under the bus- To sacrifice a friend or ally for selfish reasons, to exploit someone's trust for one's own purpose, gain or agenda, to harm someone through deceit or treachery.- 让某人首当其冲承担责任，使其成为替罪羊，将别人推下水;为了自己的利益而牺牲或背叛别人