| 单词 | beta |
| 释义 | Word Frequency beta(ˈbiːtə) noun 1. the second letter in the Greek alphabet (Β, β), a consonant, transliterated as b 2. the second highest grade or mark, as in an examination 3. (modifier) a. involving or relating to electrons beta emitter b. relating to one of two or more allotropes or crystal structures of a solid beta iron c. relating to one of two or more isomeric forms of a chemical compound Word origin from Greek bēta, from Hebrew; see bethWord Frequency Beta(ˈbiːtə) noun (foll by the genitive case of a specified constellation) a star in a constellation, usually the second brightest Beta Persei |
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