If you describe a person or their behaviour as uninhibited, you mean that they express their opinions and feelings openly, and behave as they want to, without worrying what other people think.
a bold and uninhibited entertainer.
一位大胆且豪放不羁的艺人。
The dancing is uninhibited and as frenzied as an aerobics class.
舞跳得很奔放,就像在上有氧健身课一样疯狂。