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supernova是什么意思？

supernova

英[ˌsu:pəˈnəʊvə] 美[ˌsupərˈnoʊvə]

n. （天文）超新星；

复数：supernovae; supernovas;

相关单词 supernova star supernovae supernovas

例句

A supernova sprays space with many different elements. 超新星会向宇宙放射不同种类的元素。
These sources are generally viewed in projection against radio nebulae representing the remnants of supernova outbursts. 这类源一般都投影在超星爆发残骸的射电星云上.
The ejected mass then probably becomes the observed material of a supernova outburst. 在这种情况下,抛射物质可能就成为一次超能量爆发中的观测对象.
At least one supernova occurs per decade in our galaxy. 在我们的星系中每 10 年至少有一颗超新星出现。
The chances of a planet surviving a supernova always looked terribly slim. 行星躲过超新星爆发的几率总是十分渺茫。
Some supernova researchers wondered if it might be just a nine-day wonder. 有些超新星研究者怀疑，这可能只是昙花一现。

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柯林斯高阶英汉双解学习词典释义

N-COUNT

超新星

A supernova is an exploding star.
例句
At least one supernova occurs per decade in our galaxy. 在我们的星系中每 10 年至少有一颗超新星出现。

英汉词典释义

n.
(天文中的)超新星
A supernova sprays space with many different elements. 超新星会向宇宙放射不同种类的元素。

英英词典释义

Noun
1. a star that explodes and becomes extremely luminous in the process

行业词典

天文学：超新星；爆发规模最大的变星。爆发时释放的能量一般达1041—1044J，并且全部或大部分物质被炸散。；
物理学：超新星；

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