If there's nothing missing in my life then why do theres tears come at night?

If there's nothing missing in my life then why do theres tears come at night?
If there's nothing missing in my life then why do theres tears come at night?

If there's nothing missing in my life then why do theres tears come at night?
如果没有什么失踪在我的生命中那为什么有泪水在夜间吗?