The reports offered important refinements in the timing of three events that have puzzled scientists trying to reconstruct the mysterious first steps in the emergence of life.

Then he would allow his officers to offer suggestions and refinements.

Cassette decks to round out a sound system of such capabilities should offer refinements like the HX-Pro dynamic expansion circuit.

In 2005, an electronic addendum to the 3rd edition was released, offering refinements to the helium bag technique.

In addition, this model offers refinements never before found in a portable design.

The two men returned home demanding detailed changes in the American plan, and American officials said they had offered "further refinements" at these meetings.

Later editions by John H. Fisher and Larry D. Benson have offered further refinements, along with critical commentary and bibliographies.

They discussed the plan with enthusiasm, offering suggestions and refinements.

Möller offered several refinements over Saussure's original version of the theory:

Various scholars have offered significant refinements to this basic formulation (details below).