ratchet
英：[ˈrætʃɪt] 美： [ˈrætʃɪt]
ratchet 基本解释
n.（防倒转的）棘齿；
vt.安装棘轮于；松脱；把…造成棘齿形，于…作棘齿，在…上刻锯齿；
变形
复数：ratchets过去式：ratcheted过去分词：ratcheted现在分词：ratcheting第三人称单数：ratchets
英英释义
ratchet[ 'rætʃit ]
n.mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction同义词：rachetratch
v.move by degrees in one direction only"a ratcheting lopping tool"
同义词：rachet upratchet down
ratchet 相关例句
词组短语
ratchet wheel n. [机]棘轮
ratchet effect齿轮效应
ratchet up逐渐升高；略微调高
双语例句
用作名词(n.)- A ratchet allows a heavy weight to be raised in short successive stages.
棘轮可在简短连续的步骤内就把一个重物抬高。 - In a computer, the games are played 100 times, mimicking a ratchet with many teeth.
在计算机中，这个游戏进行100次，以模拟有许多齿的棘轮。
用作动词(v.)- Smoking and alcohol ratchet up the damage several more notches.
吸烟和喝酒加深了这种损伤。
权威例句
Optical thermal ratchet.Ratcheting up the Ratchet: On the Evolution of Cumulative CultureA ratchet-like inter-subunit reorganization of the ribosome during translocationFitness of RNA virus decreased by Muller's ratchet.Planning under Incomplete Information and the Ratchet EffectEcology and the ratchet of events: climate variability, niche dimensions, and species distributions.The speed of Muller's ratchet with background selection, and the degeneration of Y chromosomes.Cellular motions and thermal fluctuations: the Brownian ratchetThe accumulation of deleterious genes in a population--Muller's Ratchet.Force generation by actin polymerization II: the elastic ratchet and tethered filaments.
