名词
中文翻译：足够的原因
同义词：
['cause', 'reason', 'rationale']
例句：
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1. The police found the murder tobe a sufficient cause for their investigation.
警方发现谋杀是他们调查的充分理由。
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2.He had no sufficient reason to believe thatshe was lying.
他没有任何充分的理由相信她在说谎。
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3. The company's decision wasbased on sufficient reasons and not just speculation.
公司的决策是基于充分的理由，而不是仅仅猜测。