ephemeral

Emphasizing the ephemeral nature of the rankings, Dr. Sasse added, “U.S. News & World Report could go bankrupt or they could change their algorithms.”

But given the ephemeral nature of China’s censorship apparatus, those tags can quickly evolve.

But a repeat of that effect probably will be ephemeral and won’t make newsgathering a sustainable business in an increasingly fragmented news environment.

Joy rather than euphoria, because as its powerhouse ending shows, the highs of Anora are no ephemeral feeling.

"I like the ephemeral thing about theatre, every performance is like a ghost - it's there and then it's gone."