Astronomy. The shadow cast by the earth or moon as visible in an eclipse; now spec. that portion in which the shadow is complete, as contrasted…
| 单词 | θ918 |
| 释义 | the world > the universe > sun > sunlight > [noun] > eclipse > umbra (1) umbra1679 Astronomy. The shadow cast by the earth or moon as visible in an eclipse; now spec. that portion in which the shadow is complete, as contrasted… |
| 随便看 |
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。