Definition
To behave in a relaxed and uninhibited manner, without concern for others' opinions or judgments.
放開臀怀，屯意自在
At the gathering with friends, he really let it all hang out, telling many funny stories.
在與朋友的聚會上，他完全放開自己，講了很多有趣的故事。
She decided to fully relax on vacation and just let it all hang out.
她決定在假期中完全放鬆，盡情展現自我。
On the dance floor, she completely let it all hang out, showing off her energetic moves.
在舞池裡，她完全放開自己，展現了充滿活力的舞步。