reflectance
gb/ɹˈɛflˈɛktəns/ us/ɹˈɛflˈɛktəns/
C1
英語
~ 3200
reflektancia, visszaverési tényező
名詞
C1
TECHNICAL
1
用法パターン：
[something] has a reflectance of [value]
The snow's high reflectance helps keep the region cool.
A hó magas reflektanciája segít hűvösen tartani a térséget.
Scientists measured the reflectance of the new material under different wavelengths.
A tudósok különböző hullámhosszakon mérték az új anyag reflektanciáját.
Low reflectance surfaces are often used to reduce glare in photography.
Satellite images use surface reflectance to study vegetation health.
The paint's reflectance determines how bright it appears in sunlight.
学習者向け例文
Snow has a high reflectance.
A hónak magas a reflektanciája.
They measured the wall's reflectance.
Megmérték a fal reflektanciáját.
The mirror has high reflectance.
Dark cloth has low reflectance.
よくある間違い：
Learners sometimes confuse 'reflectance' with 'reflection'. 'Reflection' is the image or process, while 'reflectance' is a measured property.
意味
proportion of light reflected
コロケーション
high reflectance
|low reflectance
|reflectance value
|reflectance measurement
|surface reflectance
類義語
albedo (Used especially in astronomy and climate science to describe the reflectivity of planets or surfaces.)
|
reflectivity (A near-synonym in physics; sometimes used interchangeably but can refer more broadly to reflective properties.)
対義語
absorbance (Refers to the amount of light absorbed rather than reflected.)
|
transmittance (Refers to the amount of light that passes through rather than being reflected.)
テーマ
science
|physics
|optics
定義
How much light a surface sends back when light hits it.
The proportion of light or other radiation striking a surface that is reflected back rather than absorbed or transmitted.
文法
辞書形
reflectance
IPA
GB/ɹˈɛflˈɛktəns/
US/ɹˈɛflˈɛktəns/
音節・強勢
re - flect - ance （3音節）
Stress on 1st syllable (re)
活用形
Noun
- Base: reflectance
- Plural: reflectances
関連語
Forms
reflectances
noun
Core family
Related words
reflectively
adverb
reflector
noun
Negative and opposite forms
unreflective
adjective
nonreflective
adjective
Advanced or less common
reflectivity
noun
表現
この項目には、まだ関連する表現がありません。