Instead, it shields science from becoming unchallenged dogma.

正好相反，不断创新让科学免于固步自封。

Binyamin Netanyahu, its prime minister, is unchallenged.

本雅明·内塔尼亚胡作为以色列的总理，他的地位无可争议。

Biden was unchallenged at the Democratic primaries.

拜登在民主党初选中没有受到挑战。

From 1914 to 1924 he was supreme and unchallenged.

在1914年至1924年期间，他首屈一指，独霸影坛。

And the father's authority is unchallenged.

父亲的权威不可挑战。

Its status had been left unchallenged for only six short years.

仅仅 6 年之后，它的地位就被撼动了。

..at the fact that America enjoyed this unchallenged cultural hegemony.

因为美国雄踞着无可匹敌的文化霸权地位。

All were bitterly complained of at first, and then acquiesced in and forgotten. Things went from bad to worse unchallenged.

最初，一切都曾苦苦申诉过，到后来便一一默然处之，而且忘怀了。事态江河日下地坏下去，却没有异议了。

The US and Britain have agreed that the suspected use of chemical weapons by the Syrian government cannot go unchallenged.

美国和英国认为，叙利亚政府涉嫌使用化学武器的事情是不能回避的。

However, the concept of millennial burnout has not gone unchallenged.

然而，千禧一代倦怠的概念并非没有受到挑战。