| external combustion engine(noun, expression, technology, entity, form) |
| internal combustion engine(noun, expression, technology, entity, form) |
| aircraft engine(noun, expression, technology, entity, form) |
| heat engine(noun, expression, technology, entity, form) |
| rocket engine(noun, expression, technology, entity, form) |
| combustion engine(noun, expression, technology, entity, form) |
| traction engine(noun, expression, technology, entity, form) |
| automobile engine(noun, expression, technology, entity, form) |
| electric motor(noun, expression, technology, entity, form) |
| engine configuration(noun, expression, technology, entity, form) |
| model engine(noun, expression, technology, entity, form) |
| motorcycle engine(noun, expression, technology, entity, form) |
| pneumatic motor(noun, expression, technology, entity, form) |
| marine engine(noun, expression, technology, entity, form) |
| air-breathing combustion engine(noun, expression, technology, entity, form) |
| auxiliary engine(noun, expression, technology, entity, power) |
| engine efficiency(noun, expression, technology, entity, form) |
| engine speed(noun, expression, technology, entity, form) |
| hydraulic motor(noun, expression, technology, entity, form) |
| marine propulsion engine(noun, expression, technology, entity, form) |