nova
名詞
UK/ˈnəʊ.və/
US/ˈnoʊ.və/
定義 nova 名詞
- Countable(可数名词)physics(物理)
A star that suddenly increases greatly in brightness and then fades back to its original luminosity, typically due to a nuclear explosion.
新星
Astronomers observed a nova shining brightly in the sky.
天文学家观察到一颗新星在天空中闪耀。
The appearance of a nova provides valuable data for studying cosmic events.
新星的出现为研究宇宙事件提供了宝贵的数据。
The nova's brightness increased over a few weeks, then gradually faded.
这颗新星的亮度在几周内增加，然后逐渐消退。