no / nothing + 比较级 + than
No one knows her deeper than me.
=I know her deepest.
=No one knows her as deep as me.
Nothing is simpler than this.
=This is the simplest.
=Nothing can be as simple as this.
nothing less than“和… …一样，不亚于，完全是，简直是”
It was nothing less than a disaster.
=It was nothing but a disaster.
That’s nothing less than a kidnapping.
=That was / is nothing but a kidnapping.
That’s nothing less than a sheer fabrication.
=That was / is nothing but a sheer fabrication.