conclusive ·adjective
Definition: proving that something is true Level: C2
法医报告提供了他无罪的确凿证明。
The forensic report offered ___conclusive proof of his innocence.
虽然没有确凿的证据证明食物对人们行为的影响，但我们可以根据人们吃的食物类型观察到某些行为模式。
Although there is no ___conclusive evidence of the influence of food on people's behavior, we can observe certain patterns of behavior depending on what kind of food people eat.
经过多年研究，科学家们就气候变化问题得出了确凿的结论。
After years of research, scientists reached a ___conclusive verdict on the climate change issue.