double-geared

• 古旧形容词，指具有两种传动比或两档齿轮的；引申为具有两个方面、两种机制或双重性质的。现已不再常用。

An obsolete adjective meaning having two gears or, figuratively, having two distinct aspects or mechanisms; no longer in common use.

1. Compound gearingC2formaltechnical

   Equipped with a system of two pinions and two wheels in mesh to increase mechanical advantage.

   双级齿轮传动的

   • The double-geared mechanism allowed the crane to lift heavier loads.
   • Engineers designed a double-geared transmission for the industrial press.
   • This double-geared system reduces the required input force significantly.

   同义词compound

2. Lathe spindle reductionC2formaltechnical

   Equipped with gearing that reduces the speed of the spindle relative to the driving pulley.

   主轴双级减速

   • The double-geared lathe can handle precision work at lower speeds.
   • A double-geared lathe is essential for cutting hard metals.
   • He adjusted the double-geared lathe to achieve the correct spindle speed.