opacities

听听怎么读

[əʊˈpæsɪti:z]

是什么意思

不透明性( opacity的名词复数 )；费解；难懂；模糊

英英释义

opacity

n.
- the phenomenon of not permitting the passage of electromagnetic radiation
- incomprehensibility resulting from obscurity of meaning
  同义词：opaqueness
- the quality of being opaque to a degree; the degree to which something reduces the passage of light
  同义词：opaqueness

学习怎么用

双语例句

用作名词(n.)

Opacity is due to crazes in the resin.
不透明是因树脂中产生裂纹。

权威例句

Updated Opal Opacities
Low Temperature Opacities
Dust opacities for protostellar cores
Low-temperature Rosseland opacities
Theoretical isochrones from models with new radiative opacities
Evolutionary sequences of stellar models with new radiative opacities. VI. Z=0.0001.
Evolutionary sequences of stellar models with new radiative opacities. II - Z = 0.02
Serum carotenoids and tocopherols and severity of nuclear and cortical opacities.
Evolutionary sequences of stellar models with new radiative opacities. III. Z=0.0004 and Z=0.05
Radiation-related posterior lenticular opacities in Hiroshima and Nagasaki atomic bomb survivors based on the DS86 dosimetry system

反义词

transparency clarity

o开头的单词