The various layers of the plywood serve as an outline that helps the worker achieve equal slopes.

This layer serves as a protective coating for the copper beneath it.

The layers of clothing served a purpose in protecting me from the cold.

So, too, the layers of the aura serve a purpose by recording all our experiences, feelings, thoughts, and desires.

Another layer will serve no purpose except to get in the way of the good work of our existing inspectors.

This light blue layer also served as the sky tone in unprinted areas.

The diffuse layer serves as the long-range force for stabilization of the particles.

The net layer served there until 4 June 1946 when she headed for Hawaii.

And its thick layer of emotional neutrality serves to protect it from rejection.

The best way to avoid spillage is by eating the pastry upside down, so that the hard layer of chocolate serves as a bottom.