But if you could monitor the whole night sky, you'd see a type Ia supernova every few seconds.

但是如果我们监测全天，那么我们每几秒钟就可以看到一次Ia型超新星。

youdao

Within two decades the whole night sky will be scanned continuously and recorded digitally across many wavebands.

在二十年内，所有夜晚的天空将会被持续的扫描，并且被数字记录在众多的波段中。

youdao

A bunch of fireworks in the sky, the whole night sky colorful fireworks as colorful, as if to wish the New Year will be better!

一串烟花升上天空，五彩缤纷的焰火把整个夜空都照得绚丽多彩，仿佛在预祝新的一年会更加美好！

youdao

Mir's path in the sky means it will be visible from the whole of the UK on the evening of 3 January and will put in daily appearances in the night sky over the following week.

BBC: UK will spy Mir in night sky