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ratchet

英 /ˈrætʃɪt/美 /ˈrætʃɪt/
  • n.
    棘轮；棘齿
  • vt.
    安装棘轮于；松脱
复数ratchets
第三人称单数ratchets
现在分词ratcheting
过去式ratcheted
过去分词ratcheted

双语例句

  1. The chair has a ratchet below it to adjust the height.
    这把椅子下面有一个棘轮来调整高度。
    来自《柯林斯英汉双解大词典》
  2. He fears inflation will ratchet up as the year ends.
    他担心通胀会随着年底临近而只升不降。
    来自《柯林斯英汉双解大词典》
  3. We're trying to ratchet down the administrative costs.
    我们正想法使行政管理的成本稳步降低。
    来自《柯林斯英汉双解大词典》

相关短语

  • Ratchet-tailed Treepie
    塔尾树鹊
  • Ratchet & Clank
    瑞奇与叮当；拉捷特与克拉克；瑞奇与叮铛；瑞奇与叮当四位一体
  • ratchet brace
    棘齿弓钻；棘轮摇钻；棘轮曲柄钻；棘轮扳钻
  • ratchet and pawl
    棘轮和爪；棘轮机构；棘轮与爪；棘轮和掣爪
  • ratchet effect
    齿轮效应；制轮作用；棘轮

同义词

n.
rachet
[机]棘轮；棘齿
vt.
get loose
安装棘轮于；松脱

词义分布

棘轮
82.6%
棘齿
17.4%

英英释义

  • n.mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
  • v.move by degrees in one direction only

词源

  • ratchet防止倒转的棘轮
    来自法语 rochet,线轴，纺锤，词源同 rock,rocket.引申词义棘轮。插入字母 t,比较 bake,batch.
  • ratchet
    From French rochet ‎(“bobbin, spindle, ratchet”), from Italian rocchetto ‎(“spool, ratchet”).