Over the years there have been subtle refinements in the design of the White Castle buildings and their interiors.

It was a dazzling performance, filled with diamond-sharp virtuosity and a subtle refinement.

He improved by making subtle refinements.

Some designs are subtle refinements, others strong statements.

"As I am only a humble foreigner, you must pardon me if I do not understand all the subtle refinements of your language."

But he concludes that it is the Western involvement with vision, "our exuberant and subtle refinement of visual skill, that gives us access to African sculpture."

This spring, more than ever, subtle refinement is the key to fresh interiors.

While there are certainly performance improvements and subtle refinements, the overwhelming message of Jaguar is that it Does More.

In every place the designers were able to build on their experience with subtle refinements, like sinking the paths a few inches so they disappear from open vistas.

However, all the mechanical development from the previous year, including the engine, suspension, and drivetrain remained, with subtle refinements.