crank up

• 短语动词，用于表示增大音量、强度或速度，也指启动或运转机械或装置。

A phrasal verb used to indicate increasing the volume, intensity, or speed of something, or to start or operate a machine or device.

不可数 · 及物 · 短语动词，可分

1. Increase volume or intensityinformalamerican

   To increase the volume, power, or intensity of something, especially music or an engine.

   调高音量或强度

   • Crank up the music, this is my favorite song!
   • He cranked up the volume on the TV.
   • The mechanic cranked up the engine to test it.

   同义词amplifyboostincreaseintensifyraisestep upturn up

   反义词dampendecreasediminishlowermutequietreducesoften

2. Start or activateinformalamerican

   To start a machine or device, especially by turning a crank or pressing a button.

   启动

   • She cranked up the old generator to provide power.
   • He cranked up the lawnmower and began cutting the grass.
   • They cranked up the air conditioning because it was too hot.

   同义词activatefire upstartstart upswitch onturn on

   反义词shut offstopturn off

3. Increase effort or productioninformalamerican

   To increase the level of effort, speed, or output.

   加大力度或提高产量

   • We need to crank up production to meet the deadline.
   • The team cranked up their efforts in the final quarter.
   • He cranked up the pace during the last mile of the race.

   同义词augmentboostescalateincreaseintensifyraiseramp upstep up

   反义词decreaseeaselowerreduceslacken

基本动词crank