Translation guide
A mechanical device with helical blades that rotates to propel a vehicle through water or air. In Japanese, the most common term is スクリュー, a loanword from English, but native terms like 推進器 and technical terms like 螺旋槳 also exist.
The most common, everyday word for a screw propeller, used in contexts like boats, ships, and submarines.
The standard loanword for 'screw propeller'. Widely understood and used in both casual and technical contexts.
The ship's screw propeller broke.
Please increase the screw propeller's rotation speed.
A native Japanese term meaning 'propulsion device'. More formal and often used in technical or engineering contexts.
This submarine is equipped with a new type of propulsion device.
A loanword from 'propeller'. While it can refer to screw propellers, it is more commonly used for aircraft propellers. In marine contexts, スクリュー is preferred.
May cause confusion with aircraft propellers. Use スクリュー for clarity in marine contexts.
The propeller blade broke.
Precise technical term used in engineering, naval architecture, or physics.
スクリュー specifically refers to a screw-type propeller used in water, while プロペラ is a broader term for any propeller, especially in air. In marine contexts, スクリュー is the standard choice.
ship's screw propeller
airplane propeller
A direct loanword compound 'screw propeller'. Used in some technical documents but less common than スクリュー alone.
Calculate the efficiency of the screw propeller.