The president has the power of veto over all new legislation.
总统有权否决一切新法规。
《牛津词典》
2
I am very actively involved as a concept designer in all stages of the work to make sure I was getting exactly what I want and hold the ultimate vetopower.
He references one of his biggest mistakes as giving vetopower to two investors on his board of directors, who abused that power and blocked him from doing good deals sometimes.