Though there are several types of CVTs, most cars use a pair of variable-diameter pulleys, each shaped like a pair of opposing cones, with a metal belt or chain running between them.

• 虽然有几种CVT型号，大部分汽车都是使用一对可变径滑轮，形状象一对相向的圆锥，而且在两者之间有一条金属带或链在运转。