ephemeron

/ih-fem-uh-ron, -er-uhn/US // ɪˈfɛm əˌrɒn, -ər ən //UK // (ɪˈfɛməˌrɒn) //

昙花一现,瞬息万变,瞬息万变的,蜉蝣

Definitions

n.名词 noun

1
plural e·phem·er·a [ih-fem-er-uh], /ɪˈfɛm ər ə/, e·phem·er·ons.
- : anything short-lived or ephemeral.
- : ephemera, items designed to be useful or important for only a short time, especially pamphlets, notices, tickets, etc.

All the techniques can turn your flowers from ephemera into mementoes.
Let not the ephemeron that lights on a baby's hand generalize too rashly upon the non-growing of organisms!
Its three hundred and sixty-five years were now as but the day of the ephemeron.
Like the ephemeron fly, they are born suddenly, and may be expected to die as soon.
The airy nothing of a sigh bears often a pastoral world or an orcus on its ephemeron's-wing.
The scent was so strong that the ephemeron was almost intoxicated by it.