aurora
英 [ɔː'rɔːrə]
美
n. 极光; 曙光; 曙光女神; 女子名
复数：auroras
BNC.27685 / COCA.18136
英英释义
noun
- an atmospheric phenomenon consisting of bands of light caused by charged solar particles following the earth's magnetic lines of force
- the first light of day
- we got up before dawn
- they talked until morning