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beta 音标拼音: [b'etə] n. 贝它,希腊字母的第二个字母 贝它,希腊字母的第二个字母 beta 贝他 beta adj 1: second in order of importance; "the candidate, considered a beta male, was perceived to be unable to lead his party to victory" 2: preliminary or testing stage of a software or hardware product; "a beta version"; "beta software" n 1: the 2nd letter of the Greek alphabet 2: beets [synonym: {Beta}, {genus Beta}] Beta \Be"ta\, n. [Gr. bh^ta.] The second letter of the Greek alphabet, B, [beta]. See {B}, and cf. etymology of {Alphabet}. Note: Beta (B, [beta]) is used variously for classifying, as: (a) (Astron.) To designate some bright star, usually the second brightest, of a constellation, as, [beta] Aurig[ae]. (b) (Chem.) To distinguish one of two or more isomers; also, to indicate the position of substituting atoms or groups in certain compounds; as, [beta]-naphthol. With acids, it commonly indicates that the substituent is in union with the carbon atom next to that to which the carboxyl group is attached. [Webster 1913 Suppl.] Betacism /bay't*/, /be't*/ or (Commonwealth) /bee't*/
See {beta conversion}, {beta test}. [{Jargon File}] beta: /bay´t@/, /be´t@/, /bee´t@/, n. 1. Mostly working, but still under test; usu. used with
“in”: in beta. In the Real World, hardware or software systems often go through two stages of release testing: Alpha (in-house) and Beta (out-house?). Beta releases are generally made to a group of lucky (or unlucky) trusted customers.
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