动词
中文翻译：放松
同义词：
['unwind', 'untie', 'unfasten', 'relax']
例句：
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1.She took a deep breath and let out a sigh of relief as she to loosen her tight dress.
她深吸一口气，松了松紧身的裙子，感到一阵轻松。
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2. The car was so heavy that it was difficult to to loosen the keys from the ignition.
这辆车太重了，很难从点火器上解开钥匙。
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3. After a long day at work, she decided to to loosen up and go for a swim in the pool.
工作了一整天后，她决定放松一下，去游泳池游泳。