crank up
phrasal verbcrank something up (informal)
- to make a machine, etc. work or work at a higher level
Topics Engineeringc2使机器运转;使…提高效率 - to make music, etc. louder
synonym turn something up(把音乐等的音量)开大,调高 - Crank up the volume!
把音量放大些!
- Crank up the volume!