| 单词 | ephedra |
| 释义 | Word Frequency ephedra(ɪˈfɛdrə) noun any gymnosperm shrub of the genus Ephedra, of warm regions of America and Eurasia: the source of ephedrine: family Ephedraceae, phylum Gnetophyta Word origin C18: New Latin, from Latin, from Greek ephedros a sitting upon, from epi- + hedra seat |
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