ephemeron

n. 蜉蝣

词形变化

ephemera ephemerons 复数 ephemerons ephemera 复数

释义与例句

n.
  1. 1.

    Something short-lived or transitory.

  2. 2.

    A type of weak reference in a garbage collected programming language that does not permit an object to be kept alive by its finalizer.

    计算机 工程 数学

词汇关系

名词

同义词 1

ephemeral

上位词 1

insect

词源

Borrowed from Ancient Greek ἐφήμερον (ephḗmeron), neuter form of ἐφήμερος (ephḗmeros).

来源：wiktionary