rev up
US /rev ʌp/
UK /rev ʌp/
1.
发动, 加大
to increase the speed of an engine or to make something more active or exciting
:
•
The driver revved up the engine before speeding off.
司机在加速离开前发动了引擎。
•
We need to rev up our marketing efforts to reach more customers.
我们需要加大营销力度，以吸引更多客户。