副词
中文翻译：仔细地
同义词：
['carefully', 'diligently']
例句：
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1.She studied hard for her exams and did well.
她为了考试努力学习，成绩很好。
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2.He studied the book thoroughly before the test.
他在考试前彻底复习了这本书。
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3. She studied the language diligently to improve her communication skills.
她努力学习这门语言以提高她的沟通能力。