在一刹那间，他们的目光交汇在了一起。

Their eyes met for a split second.

《牛津词典》

在一刹那间，我感觉到，一场大地震来了！

In a flash I felt it — a big earthquake!

youdao

文明，只在一刹那间，在触手可及的一瞬间。

Civilization, and only in one instant, at your fingertips the moment.

youdao

Levi-Strauss writes: Whatever may have been the moment and the circumstances of its appearance in the scale of animal life, language could only have been born in one fell swoop.

列维，施特劳斯写道：,不论语言是何时何种环境下,在动物的历史中诞生的，语言只可能是一刹那间诞生。

耶鲁公开课 - 文学理论导论课程节选