in high gear

• 高速； 高档

in high gear的用法和样例：

例句

1. This factory makes high speed gear shapers.
   这个工厂制造高速齿轮造形机。
2. The train is going at a high speed.
   火车正在高速行进。
3. This shop specially deals in high-grade goods.
   这家商店专门经营高档商品。
4. He opens a high - class millinery establishment.
   他开设高档妇人用帽店。