noun
albedo; reflectivity
Technical term in astronomy and physics for the fraction of light or radiation reflected by a surface. Often used in climate science and planetary studies.
See also: 反射能
地球のアルベドは約0.3です。
Earth's albedo is about 0.3.
雪や氷
Snow and ice have high albedo, so they reflect sunlight well.
noun
In botany, refers to the white spongy inner part of citrus fruit rind, also called pith or mesocarp. Less common than the physics sense.
See also: 中果皮
柑橘類のアルベドにはペクチンが豊富に含まれている。
The albedo of citrus fruits is rich in pectin.