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tumbler 音標拼音: [t'ʌmblɚ] n. 杯子,一杯量,打滾的人,翻斤斗者 杯子,一杯量,打滾的人,翻斤斗者 tumbler n 1: a gymnast who performs rolls and somersaults and twists etc. 2: a glass with a flat bottom but no handle or stem; originally had a round bottom 3: a movable obstruction in a lock that must be adjusted to a given position (as by a key) before the bolt can be thrown 4: pigeon that executes backward somersaults in flight or on the ground [synonym: {roller}, {tumbler}, {tumbler pigeon}] Tumbler \Tum"bler\, n. 1. One who tumbles; one who plays tricks by various motions of the body; an acrobat. [1913 Webster] 2. A movable obstruction in a lock, consisting of a lever, latch, wheel, slide, or the like, which must be adjusted to a particular position by a key or other means before the bolt can be thrown in locking or unlocking. [1913 Webster] 3. (Firearms) A piece attached to, or forming part of, the hammer of a gunlock, upon which the mainspring acts and in which are the notches for the sear point to enter. [1913 Webster] 4. A drinking glass, without a foot or stem; -- so called because originally it had a pointed or convex base, and could not be set down with any liquor in it, thus compelling the drinker to finish his measure. [1913 Webster] 5. (Zool.) A variety of the domestic pigeon remarkable for its habit of tumbling, or turning somersaults, during its flight. [1913 Webster] 6. (Zool.) A breed of dogs that tumble when pursuing game. They were formerly used in hunting rabbits. [1913 Webster] 7. A kind of cart; a tumbrel. [Prov. Eng. & Scot.] [1913 Webster] 25 Moby Thesaurus words for "tumbler": acrobat, aerialist, bareback rider, circus artist, clown, contortionist, equestrian director, equilibrist, flier, funambulist, gymnast, high wire artist, high-wire artist, juggler, lion tamer, palaestrian, pancratiast, ringmaster, ropewalker, slack-rope artist, snake charmer, sword swallower, tightrope walker, trapeze artist, weightlifter tumbler: n.1. [Originally from the Xanadu hypertext project] A tumbler is a
magic cookie generated as part of a record or message to give it a unique identity. Usually a tumbler includes an encoded form of its creation date, but if a software system has more than one concurrent process that could generate tumblers it must also include an encoding of the process ID. If tumblers will be shared across multiple network hosts, they must also include the host name or network address. Tumblers often include a hash of the rest of the message or record content so that it is possible to verify the correctness of the data the tumbler is attached to.
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