You can use flagrant to describe an action, situation, or someone's behaviour that you find extremely bad or shocking in a very obvious way.
例句
The judge called the decision 'a flagrant violation of international law'...法官稱這一決定是“對國際法的公然違背”。His failure to turn his attention to flagrant wastes of public money is inexcusable.他未能注意到公共資金的公然浪費，這是不可原諒的。
英漢詞典釋義
adj.
罪惡昭彰的;公然的
their flagrant disregard of the rules他們對規定的公然漠視Telling the story was a flagrant breach of trust.說謊是一種可恥的破壞信譽的行為。The attack on civilians is a flagrant violation of the peace agreement.襲擊平民的舉動公然違背了和平協定。
英英詞典釋義
Adjective
1. conspicuously and outrageously bad or reprehensible;
"a crying shame""an egregious lie""flagrant violation of human rights""a glaring error""gross ineptitude""gross injustice""rank treachery"