| 单词 | alpha |
| 释义 | Word Frequency alpha(ˈælfə) noun 1. the first letter in the Greek alphabet (Α, α), a vowel transliterated as a 2. British the highest grade or mark, as in an examination 3. (modifier) a. involving or relating to helium-4 nuclei an alpha particle b. relating to one of two or more allotropes or crystal structures of a solid alpha iron c. relating to one of two or more isomeric forms of a chemical compound, esp one in whicha group is attached to the carbon atom to which the principal group is attached 4. (modifier) denoting the dominant person or animal in a group the alpha male Word origin via Latin from Greek, of Phoenician origin; related to Hebrew āleph, literally: oxWord Frequency Alpha(ˈælfə) noun 1. (foll by the genitive case of a specified constellation) usually the brightest star in a constellation Alpha Centauri 2. communications a code word for the letter a |
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