动词
中文翻译：Unknown
同义词：
['unable', 'incapable', 'unfit']
例句：
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1. He is unable to finish the task on time.
他无法按时完成这项任务。
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2. She is incapable of understanding the complex concepts.
她无法理解复杂的概念。
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3. The team was unfit for the competition due to fatigue.
由于疲劳，该团队不适合参加比赛。