in high gear

US /ɪn haɪ ɡɪr/
UK /ɪn haɪ ɡɪr/
"in high gear" picture
1.

高速运转, 全力以赴

operating at maximum speed or efficiency

:
The factory has been in high gear since the new order came in.
自从新订单进来后,工厂就一直高速运转
Our marketing team is in high gear preparing for the product launch.
我们的营销团队正在全力以赴准备产品发布。