ratchet

ratchet¹['rætʃit]

• n.
  • 棘轮[全称 ratchet wheel]
  • 棘爪
  • 棘轮装置；制转装置
• vt.
  • 装棘轮机构于；用棘轮推动
• vi.
  • 像棘轮般转动
  • 渐变，一步步变动：

    The rate of population increase has been ratcheting downward.

    人口增长率一直在步步下降。

ratchet²['rætʃit]

• n.强制增长的手段，使增长不可逆转的强制手段

• geomagnetic cutoff
• hot launch
• snipes
• kick off (with sth)
• pig in a blanket
• diplostemony
• perfect intervals
• acqua alta
• hiatuses
• open-circuit grinding
• ELISA
• st. elias mountainss
• abrupt junction
• vas-
• varas
• telencephalization
• olefin
• honey phalanger
• Menorca
• physiological atmosphere
• Parthenope
• Lupercalian
• sympathise
• just scale
• night after night
• wouldn't wish sth on / upon sb
• shmattes
• Potosi
• go beyond the commission
• express-mail
• Sauvignons
• cryptosporidias
• means to the end
• separation axioms
• net floor area
• on (或upon) the face of
• startles
• chilloplasties
• stillingia
• take an examination
• mouseburgerness
• camelopards
• teletype
• Yerkes, Robert Mearns
• backfitting
• finders
• monoamine oxidase
• profiled
• cheekboned
• catarrhal fever
• Nam Dinh
• siccatives
• terminal side
• polytene chromosomes
• dash away from
• hold someone in great esteem
• county
• frate
• arthrogryposis
• heel over
• immaneness
• screen plate
• Nita
• spacearium
• receipts
• freshened
• oecologies
• fire coordination
• search parties
• purga
• biotinylation
• ravelling或raveling
• foul clay
• lullabies
• unspheres
• appropriating
• fitfulnesses
• book tokens
• sine wave
• sea return
• top sth / sb ↔ up
• fever
• Ramakrishna, Sri
• ploughest
• money-saver
• preliminary to
• hollandite
• salt spring
• anesthesia
• training wall
• conver
• ice edge
• pray-in
• cyclic twinning
• linearize
• turtle
• darwins
• ever after
• marconigraph
• ever and anon