One can't enjoy oneself if one is too tired.

　　一個人如果太累了，就不會玩得盡興。

　　Lose an opportunity to benefit from sth or enjoy oneself.

　　失去獲得利益或獲得樂趣的機會。

　　To lose one's inhibitions; enjoy oneself wholeheartedly.

　　放縱失去控制；全身心享受。

　　I want you be pround of me. I hope you enjoy oneself.

　　我想讓您因我而自豪。我希望你能過得快樂！

　　Whatever guest is natural metropolis be reluctant to part, enjoy oneself so much as to forget to leave.

　　無論什么客人自然都會依依不舍、流連忘返了。