gearhead

名词 n.

英文释义

名词 n.
  1. A mechanical device used to increase the torque of gears.
    — HLD has developed a linear belt actuator that circulates the belt in an unusual way, resulting in a gearing reduction of up to 40:1 without a gearhead.
  2. An enthusiast for new technology, or for motoring. informal
    — 2000, "Ford Harley-Davidson Truck Rumbles Onto Web to Benefit Charities," PickupTruck.com (US), retrieved 23 Dec/07, A self-proclaimed gearhead, Leno loves fast Fords and hot Harley-Davidson motorcycles.

词形变化

gearheads plural gearheads plural

词源

词源 1
From gear + head.
词源 2
Etymology tree
Proto-Indo-European *ḱe?
Proto-Indo-European *ḱóm
Proto-Germanic *ga-
Proto-Indo-European *h₂er-der.
Proto-Indo-European *h₃er-der.
Proto-Germanic *arwaz
Proto-Germanic *garwaz
Proto-Indo-European *-yeti
Proto-Indo-European *-éyeti
Proto-Germanic *-janą
Proto-Germanic *garwijanąder.
Old Norse gervibor.
Middle English gere
English gear
English -head
English gearhead
From gear + -head.
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