单词 | doublet |
释义 | doublet/ˈdʌblɪt /noun 1A pair of similar things, in particular two words of the same derivation but having different meanings, for example fashion and faction, cloak and clock.Carroll called the given words doublets, the interposed words links, and the complete series a chain....
1.1 (doublets) The same number on two dice thrown at once.If doublets are thrown (e.g. two sixes), four moves of that number (e.g. four moves of six points) may be made, either all by one White man or separately Backgammon Board. 1.2 Physics & Chemistry A pair of associated lines close together in a spectrum or electrophoretic gel.These studies have led to the findings that bundles of several doublet microtubules can propagate bending waves, and a pair of outer doublets can undergo cyclical association/dissociation interaction....
1.3A combination of two simple lenses.The original lens cell is an air spaced semi-apochromatic doublet, which uses three adjustment screws to collimate the lenses in the machined aluminum cell. 2A man’s short close-fitting padded jacket, commonly worn from the 14th to the 17th century: they were wearing red velvet doublets and hose...
OriginMiddle English: from Old French, 'something folded', also denoting a fur-lined coat, from double 'double'. |
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