n.

a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines)

a handwheel that is used for steering

同義詞：steering wheel

forces that provide energy and direction

"the wheels of government began to turn"

a circular helm to control the rudder of a vessel

game equipment consisting of a wheel with slots that is used for gambling; the wheel rotates horizontally and players bet on which slot the roulette ball will stop in

同義詞：roulette wheel

an instrument of torture that stretches or disjoints or mutilates victims

同義詞：rack

a wheeled vehicle that has two wheels and is moved by foot pedals

同義詞：bicyclebikecycle

Imaging membrane protein helical wheels
Two Cases for Sand in the Wheels of International Finance
Does Corruption Grease or Sand the Wheels of Growth?
Force feedback mouse wheel and other control wheels
Well-to-wheels analysis of future automotive fuels and powertrains in the European context
Use of helical wheels to represent the structures of proteins and to identify segments with helical potential.
Self-starvation of rats living in activity wheels on a restricted feeding schedule.
Remarks upon water wheels, and upon some prevailing errors respecting the application of water as a motive power
Electronic game method and apparatus with hierarchy of simulated wheels
Lanthanide–Transition‐Metal Sandwich Framework Comprising {Cu3} Cluster Pillars and Layered Networks of {Er36} Wheels