the moment of truth

US /ðə ˈmoʊmənt əv truθ/
UK /ðə ˈmoʊmənt əv truθ/
"the moment of truth" picture
1.

關鍵時刻, 真相大白之時

a time when a person or thing is tested, or when a decision has to be made

:
After months of preparation, the moment of truth arrived for the young athlete.
經過數月的準備,年輕運動員的關鍵時刻到來了。
The presentation tomorrow will be the moment of truth for our new product.
明天的演示將是我們新產品的關鍵時刻