形容词
中文翻译：决定性的
同义词：
['final', 'conclusive', 'decisive']
例句：
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1.The decision was a definitive one that would not be reversed.
这个决定是最终的，不会改变。
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2. The researcher found the results to be definitive evidence of the phenomenon.
研究员发现这些结果为这一现象提供了确凿的证据。
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3. The author's conclusions were definitive and convincing.
作者的结论是确定无疑且令人信服的。