opacity

/oʊˈpæsɪti/ 名词 C2

中文：不透明性、晦涩

The state or quality of being opaque, not allowing light to pass through. (uncountable) · We could not see the sandbar due to the opacity of the muddy water.
The state or quality of being inaccessible to understanding. (uncountable) · The opacity of these decisions is troubling.
A measure of relative impenetrability to electromagnetic radiation such as light. (countable) · The opacity of a clean glass window is near zero.
An opaque area. (countable)

复数 opacities

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