形容词
中文翻译：尖锐的
同义词：
['sharp', 'acute', 'keen', 'sharp-sighted']
例句：
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1. The doctor diagnosed her with an acute case of the flu.
医生诊断她得了急性流感。
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2. The scientist's findings were acutely important for understanding the mechanism of the reaction.
科学家的研究结果对于理解反应机制至关重要。
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3.He had a keen eye for detail and was acutely aware of his own strengths and weaknesses.
他非常注重细节，对自己的优点和缺点有清晰的认识。