决定性时刻；关键性时刻

n.关键时刻

defining moments───决定性时刻

bending moment───[力]弯矩；[力]弯曲力矩；[力]挠矩

decisive moment───决定性瞬间

bending moments───弯矩

defining genre───定义流派

final moment───最后一刻

fleeting moment───转瞬即逝的一时；短暂的时刻；一瞬间

hogging moment───[建]负弯矩；中拱力矩

sagging moment───[力]下垂力矩；正弯矩

That's really the defining moment in absolute rule.───那真的是绝对主义［确立］的决定性时刻

I know that at this defining moment for America we have a responsibility to ourselves and to our children to do it once again.───我知道，目前对于美国来说是一个决定性的时刻，我们要再次肩负起我们对自己的责任，对孩子们的责任。

George Osborne, shadow chancellor, dubbed it "a defining moment in the record of Gordon Brown" and said millions of British families were "in for a very difficult time in the months ahead".───影子财政大臣乔治·奥斯本称这是“戈登·布朗执政记录中的决定性时刻”，并说数百万的英国家庭“在未来数月将处于非常困难的境地”。

This is the fatal defining moment.───然而这个决定却是致命的.

"This is a defining moment, and there is overwhelming empathy with folks who are scared to death about the direction this country is going, " Senator Saxby Chambliss, of Georgia, told Politico.

He said: "This is an important piece of research from a reputable team, but it's not a defining moment, and what concerns us is that there are people who will seek to make capital out of this.

The end of the Cold War was a defining moment for the world in more ways than one.

They both concern the great defining moment of Greek culture, the Trojan War.

It came to me that this was a defining moment in the relationship between these two brilliant minds.