推すい進しん器き

noun

propeller; propulsion device

Technical term for a device that generates thrust, such as a ship's propeller or an aircraft's propeller.

• 船ふねの推すい進しん器きが故こ障しょうした。

  The ship's propeller broke down.

• この飛ひ行こう機きは推すい進しん器きを二ふたつ備そなえている。

  This aircraft is equipped with two propellers.