vt.

1. 鬆開，解開
   Loosen the screw.

   旋鬆螺絲。

   loosen one's coat

   解開外衣

2. 放鬆（限制等）
   loosen discipline

   放鬆紀律

vi.

1. 鬆開；鬆弛，變鬆
   The government's control over the newspapers has loosened in recent years.

   近幾年來政府對報紙的控制變鬆了。

v.

1. make or become loose.
2. make less strict.
   ▸ (loosen up) warm up in preparation for an activity.