| 单词 | ephemeral |
| 释义 | ephemeral adj. 1. lasting or of use for only a short time; transitory. 2. lasting only a day. 3. (of an insect, flower, etc.) lasting a day or a few days. Derivatives ephemerality n. ephemerally adv. ephemeralness n. Etymology: Gk ephemeros: see EPHEMERA |
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