*** sleep on it ***

表示某人在做出重要决定之前先过一夜再决定，让自己有更多时间来思考和权衡

词组分解 

sleep - 睡觉，过夜，供人住宿

例句

Thank you for this opportunity. I appreciate it and would like to sleep on it before giving my final answer.

感谢您给我这个机会。我很感激，但希望在给出最终答复之前再考虑一晚。

This issue has many layers. I suggest we both sleep on it and reconvene tomorrow with fresh perspectives.

这个问题有很多层面。我建议我们两个人今晚都好好想想，明天带着新的视角再来聊。

(layer表示层，层次，层面等)