英语语法分析

At least one supernova occurs per decade in our galaxy.

每十年至少有一颗超新星在我们的银河系中出现。

《柯林斯英汉双解大词典》

A bluish ribbon of light stretching from left to right across the picture might be a knot of gas ejected by the supernova.

一个从左延伸至右穿过整幅图片的浅蓝色光可能是由超新星喷发出的气体的集结体。

Now consider a supernova explosion.

现在考虑一次超新星爆发。