It's what buffers them having their daytime and going to sleep… eases you into bedtime like a slow landing or something, because that's what's been shown to work.

这是缓冲他们白天和入睡的缓冲… … 让你轻松进入就寝时间，比如缓慢着陆或其他什么，因为这已经被证明是有效的。