- 皮带轮 pídàilún belt pulleya wheel on a machine used to mount a belt for transmitting power
- 皮带运输机 pídàiyùnshūjī belt conveyorA machine used to move materials along a continuous moving belt
- 三角皮带 sānjiǎopídài V-belta rubber belt with a trapezoidal cross-section used for power transmission in machinery
- 皮带扣 pídàikòu belt buckle
- 皮带传动 pídàichuándòng belt drivea mechanical power transmission system that uses pulleys and a belt (often leather or rubber) to transfer motion between rotating shafts
- 粘皮带骨 zhānpídàigǔ muddled and tangledinvolved or tangled; not clear-cut, frank, or straightforward; indecisive
- 连皮带骨 liánpídàigǔ skin and boneincluding both the skin and the bones