into the nigh
进入夜晚；在夜色中。
例句：
1.They kept on discussing the matter far into the night.
这件事情他们一直讨论到深夜。
2.Bob studied hard deep into the night, and then decided to call it a day and went to a bed.
鲍伯学习到深夜，然后决定休息并上床睡觉去了。
into the nigh
进入夜晚；在夜色中。
例句：
1.They kept on discussing the matter far into the night.
这件事情他们一直讨论到深夜。
2.Bob studied hard deep into the night, and then decided to call it a day and went to a bed.
鲍伯学习到深夜，然后决定休息并上床睡觉去了。