Their eyes met for a split second.

在一刹那间，他们的目光交汇在了一起。

《牛津词典》

Her gaze met Michael's for a split second.

她与迈克尔目光对视了一刹那。

《柯林斯英汉双解大词典》

For a split second it makes you think... and then it's gone.

有一瞬间，这是你思索……而之后又消失了。

youdao

"Gives a rebel yell and hoot when he does manage to stand up for a split second,drops in on people, collides with people."

VOA: standard.2010.08.04

The result: for a split second, you are living the experience with Thoreau as it happens.

FORBES: A History Book, Tweet by Tweet

For a split second I thought 'oh no' but he kept calm and his reaction was wonderful.

BBC: Jack Wilshere ready to shine for Arsenal and England

As Jay-Z and I approached each other our eyes met, and his lingered for a split second before drifting away.

FORBES: Jay-Z's Review Of The Book I Wrote About Him