umbras是什么意思-umbras怎么读-umbras的中文翻译

《umbras》怎以读

英 ['ʌmbrəz]

美 ['ʌmbrəz]

《umbras》是什么意思

本影，暗影，蚀时的地球( umbra的名词复数 )；

英英释义

umbra[ 'ʌmbrə ]

n.a region of complete shadow resulting from total obstruction of light

学习《umbras》怎么用

权威例句

UMBRAS
Enhancing NGST Science: UMBRAS
UMBRAS: a matched occulter and telescope for imaging extrasolar planets
The Structure of Sunspot Umbras. I. Observations.
Imaging planets about other stars with UMBRAS
Emission of Hydromagnetic Waves from Sunspot Umbras.
Small scale phenomena in umbras and penumbras - The role of convective processes
Oscillations in sunspot umbras due to trapped Alfven waves excited by overstability
Imaging planets about other stars with UMBRAS: target acquisition and station keeping
Motions in solar magnetic tubes. III - Outward wave propagation in sunspot umbras