loosen up ( loosening, loosened, loosens )

• 1. 

  PHRASAL VERB If a person or situation loosens up, they become more relaxed and less tense. 放松; 缓解

  例：

  Relax, smile; loosen up in mind and body.

  放松，微笑；身心俱放松。

  例：

  Things loosened up, in politics and the economy.

  政治和经济方面的情况都有所缓解。

• 2. 

  PHRASAL VERB If you loosen up your body, or if it loosens up, you do simple exercises to get your muscles ready for a difficult physical activity, such as running or playing sports. 放松 (肌肉)

  例：

  Squeeze the foot with both hands to loosen up tight muscles.

  用双手捏脚以放松僵硬的肌肉。