ratchet

FREQ #21442

n. 棘轮, 棘爪 [机] 棘轮, 棘齿轮

发音

US /ˈɹæt͡ʃɪt/

词形变化

ratchets 复数 ratcheted ratcheting ratchets 三单 ratchets ratcheting 现在分词 ratcheted 过去式 ratcheted 过去分词 more ratchet 比较级 most ratchet 最高级

别名

rachet

释义与例句

n.
  1. 1.

    A pawl, click, or detent for holding or propelling a ratchet wheel, or ratch, etc.

  2. 2.

    A mechanism composed of a ratchet wheel, or ratch and pawl.

  3. 3.

    A ratchet wrench.

  4. 4.

    A procedure or regulation that goes in one direction, usually up.

    引申义
  5. 5.

    A mechanism for generating a new unique key for each message by moving forward in a sequence.

    计算机 工程 数学
  6. 6.

    A noisemaker or musical instrument where sound is generated by a board striking against a rotating gear.

  7. 7.

    Ellipsis of full ratchet.

    商务 金融
  8. 1.

    A person, usually a female, who acts or behaves in a ghetto, unseemly, or indecorous way or manner.

    美国 贬义 俚语
v.
  1. 1.

    To increment or decrement; especially, to offer controlled motion that can increment while resisting decrement, or vice versa.

    不及物

    This holddown ratchets, which allows the person loading the trailer to cinch down the straps.

  2. 2.

    To cause (something) to become incremented or decremented.

    及物

    Get this holddown into position, but don't start ratcheting it yet. When I say go, you start ratcheting it, OK?

    It's time to ratchet up the intensity level here.

adj.
  1. 1.

    Ghetto; unseemly, indecorous.

    美国 贬义 俚语

词汇关系

名词

同义词 2

rachet ratch

部分词 5

dog click detent pawl ratchet wheel
动词

上位词 6

progress advance goon move on pass on march on

相关短语

ratchet up 逐渐升高；增加；渐进 ratchet jack ratchet wheel [化] 棘轮 ratchet wrench ratchet wrenches ratchet wheels ratchet jacks ratchet lever ratchet punch ratchet drill [机] 手扳钻, 棘轮摇钻 ratchet levers ratchet punches ratchet drills ratchet coupling

词源

From French rochet (“bobbin, spindle, ratchet”), from Italian rocchetto (“spool, ratchet”).

来源：wiktionary