The sun was a huge ball of fire low on the horizon.

落在地平线上的太阳像个大火球。

《牛津词典》

They saw a big flash and a huge ball of fire reaching hundreds of feet into the sky.

他们看到一道强光和一个巨大的火球直冲天空达几百英尺。

《柯林斯英汉双解大词典》

"I think the intent was to cause a significant ball of fire," Kelly added.

我觉得它的目的是引起大火灾KELLY补充道。

youdao

An eyewitness who owns a shop inside the market also told reporters that he heard a loud explosion, with a ball of fire and clouds of smoke in its aftermath.

VOA: standard.2009.06.01

He had just stepped off the elevator when he was engulfed in a ball of fire.

CNN: WTC burn victim recalls September 11

And that's when the ball of fire and smoke came up out of the ground.

WSJ: Five Dead in N.J. Plane Crash

One witness told the AFP news agency that he was entering Jamrud when he heard the explosion and saw a ball of fire.

BBC: Pakistan blast: Market bomb 'kills 17' in Khyber