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The pilot engines are ready for takeoff.

The project engineers are responsible for overseeing the construction process.

The company is undergoing several re-engineerings to improve its efficiency.

The reaction engines of the aircraft were powerful and efficient.

The rose engines are used to create intricate patterns on metal surfaces.

The castle was well defended with various siege engines.

The steeple engines were used to power the industrial machinery.

Wankel engines are known for their compact size and high power output.

Planetary engineering is the practice of deliberately modifying the environment of a planet or moon to suit the needs of a particular population or to make it habitable for humans.