短语
中文翻译：担心
同义词：
['be concerned about', 'have an interest in']
例句：
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1. She has a concern for the environment and wants to do something about it.
她对环境很关心，并想做些什么来改善它。
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2. He has a concern for his students' well-being.
他对学生的健康很关心。
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3. The company is having a concern with the rising cost of oil.
该公司对油价上涨感到担忧。