gudgeon pin的用法和樣例：
例句
- A piston pin fits into a round hole in the piston.
活塞銷裝在活塞的環形的孔里。 - A piston pin fits into a round hole in the piston.
活塞銷裝在活塞的環形的孔里。 - If only one pin is loose, the knocking will become more distinct when the spark plug in the affected cylinder is shorted.
如果只有一個活塞銷鬆動，當受到影響的氣缸的火花塞被短路時，敲擊聲會變得更加明顯。
