动词
中文翻译：集中
同义词：
['concentrate', 'concentrate on', 'concentrate upon']
例句：
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1. The team is concentrating on improving their performance.
团队正在集中精力提高表现。
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2. She concentrated on her studies during the summer vacation.
她在暑假期间专注于学习。
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3.The scientist concentrated upon finding a solution to the problem.
科学家集中精力寻找解决问题的方法。