aindexacutance./uh-kyoot-ns/US // əˈkyut ns //UK // (əˈkjuːtəns) //敏锐度,敏锐性,敏锐的洞察力,敏锐Definitionsn.noun · 名词1.›a measure of the sharpness with which a film can reproduce the edge of an object.Level 4More words in a →