ephemeral

详细解释:a. 朝生暮死的, 短命的, 短暂的
【医】 暂时的

词型变化：

副词:ephemerally名词:ephemerality

英语解释：

名词 ephemeral:

anything short-lived, as an insect that lives only for a day in its winged form同义词：ephemeron