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1. Oxford Dictionary

   beta

   • IPA[ˈbiːtə]

   英式

   • n.
     the second letter of the Greek alphabet (Β, β), transliterated as ‘b’.；denoting the second of a series of items, categories, forms of a chemical compound, etc.

   • noun: beta, plural noun: betas

2. • 釋義
   • 相關詞

   n.

   名詞

   • 1. the second letter of the Greek alphabet (Β, β), transliterated as ‘b’.
   • ▪ denoting the second of a series of items, categories, forms of a chemical compound, etc. beta carotene beta blocker
   • ▪ a second-class mark given for a piece of work or an examination paper.
   • ▪ short for beta test
   • ▪ the second (typically second-brightest) star in a constellation Beta Virginis
   • ▪ relating to beta decay or beta particles beta emitters
   • ▪ a measure of the movement in price of a security relative to the stock market as a whole, used to indicate possible risk a fund with a beta of 0.58 is less volatile

   beta test

   • n.
     a trial of machinery, software, or other products, in the final stages of its development, ...
   • v.
     subject (a product) to a beta test: the system was still being beta-tested for practical music applications

   Oxford American Dictionary

   beta test

   • n.
     a trial of machinery, software or other products in the final stages of development, carried ...
   • v.
     subject (a product) to a beta test: the system was still being beta-tested for practical music applications

   Oxford Dictionary

   beta male

   • n.
     a subordinate male animal in a particular group: alpha and beta males will share paternity of cubs sired when two females are in oestrus

   Oxford Dictionary

   beta male

   • n.
     a subordinate male animal in a particular group: alpha and beta males will share paternity of cubs sired when two females are in estrus

   Oxford American Dictionary

   beta reader

   • n.
     a person who reads a work of fiction before it is published in order to mark errors and suggest ... I just sent out another story to my beta readers

   Oxford Dictionary

   beta-adrenergic

   • adj.
     relating to or affecting beta receptors: sympathetic nerves that stimulate beta-adrenergic receptors

   Oxford American Dictionary

   beta endorphin

   • n.
     an endorphin produced in the pituitary gland that is a powerful pain suppressor.

   Oxford American Dictionary

   beta version

   • n.
     a version of a piece of software that is made available for testing, typically by a limited ... having fooled around with a beta version, I have to say that it's a technical marvel

   Oxford American Dictionary

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3. • 更多解釋

   beta

   • IPA[ˈbādə]

   美式

   • n.
     the second letter of the Greek alphabet (Β, β), transliterated as ‘b.’.

   Oxford American Dictionary