| 释义 |
plane gear
基本例句
行星齿轮; 动针轮
Planetary gear systems are also used in many automatic transmissions.行星齿轮组也同样用于许多汽车变速器中。
The bike chain drives a sun gear on the rear axle, which transmits power to planetary gears situated around it.自行车的链条会驱动后轮轮轴上的太阳齿轮，将动力传送到四周的行星齿轮。 |