动词
中文翻译：放松
同义词：
['loosen', 'relax例句：1. As the weather warmed up', 'the tension in the room began to slacken.（随着天气变暖，房间里的紧张气氛开始放松。）']
例句：
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1. As the weather warmed up, the tension in the room began to slacken.
随着天气变暖，房间里的紧张气氛开始放松。
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2.The patient was instructed to slacken his breathing as he recovered from surgery.
病人被指示在从手术中恢复过来时，要放松呼吸。
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3. After a long day of work, she decided to slacken off for a little bit of relaxation.
工作了一整天后，她决定休息一会儿，放松一下。