gear oil

• 齿轮油

gear oil的用法和样例：

例句

1. Granny Greer greased the gears with green gear grease.
   格里尔奶奶用绿色的齿轮油给齿轮上油。
2. Acting Mobil Esso lubricants, hydraulic oil, gear oil products, price concessions.
   代理美孚埃索润滑油，齿轮油液压油等系列产品，价格优惠。