When something goes unchallenged or is unchallenged, people accept it without asking questions about whether it is right or wrong.
例句
These views have not gone unchallenged...這些觀點并非沒有受到質疑。She couldn't let that pass unchallenged.她不能讓它無異議地通過。
ADJ
未受到挑戰的；穩固的
If you say that someone's position of authority is unchallenged, you mean that it is strong and no one tries to replace them.
例句
He is the unchallenged leader of the strongest republic.他是這個最強大的共和國的絕對領袖。...the man who has led his party unchallenged for over thirty years.穩固地領導其政黨長達30多年的人物
ADJ
未被盤問的；未受到質疑的
If you do something unchallenged, nobody stops you and asks you questions, for example about who you are or why you are doing it.
例句
I managed to walk around unchallenged for 10 minutes before an alert nurse spotted me.我四處走動了10分鐘，沒有受到查問，之后一位警覺的護士發現了我。