| 单词 | emanation |
| 释义 | emanation —emanational, adj. /em'euh nay"sheuhn/, n. 1. an act or instance of emanating. 2. something that emanates or is emanated. 3. Physical Chem. a gaseous product of radioactive disintegration, including radon, thoron, and actinon. Symbol: Em [1560-70; < LL emanation- (s. of emanatio), equiv. to emanat(us) (see EMANATE) + -ion- -ION] |
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