Pistons Meaning in English
word · lemma: piston
释义
Pistons are metal parts that move up and down inside an engine, helping to create power by compressing fuel and air. They are essential components in car, motorcycle, and other internal combustion engines.
用法与细微差别
Used in technical, engineering, and automotive contexts. Most common meaning relates to engines. Sometimes confused with 'cylinders', but 'pistons' are the moving parts inside the cylinders. Not typically used outside machinery-related topics.
例句
The pistons move quickly inside the engine.
basic
Cars need strong pistons to work well.
basic
The mechanic replaced all the pistons in the old motorbike.
basic
If the pistons wear out, your car's engine might lose power.
natural
You could hear the pistons pumping up and down as the engine started.
natural
Some sports cars have special pistons made for extra speed.
natural