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| 1. | produce(a light,spark,etc)by friction |
| 藉摩擦产生（亮光、火花等） |
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| 2. | produce a spark |
| 喷出火星，发出火花 |
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| 3. | A piece of flint used to produce a spark. |
| 打火石，电石一种用来产生火星的燧石 |
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| 4. | The ignition system delivers a high-voltage surge of electricity to the spark plug to produce the spark |
| 做功行程:当活塞到达压缩行程的上止点时,火花塞产生电火花。电火花是由点火系统向火花塞提供高压电脉冲而产生的。 |
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