形容词
中文翻译：尖锐的
同义词：
['severe', 'acute', 'sharp', 'acutely']
例句：
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1. The patient's symptoms were very acute.
病人的症状非常严重。
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2. The disease is acute and requires immediate treatment.
这种疾病是急性的，需要立即治疗。
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3. The pain was acute and required immediate medical attention.
疼痛是急性的，需要立即医疗关注。