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spark plugn.(名词)cutaway viewA. terminalB. ceramic insulationC. center electrodeD. gapE. ground electrodeClarinda/Academy Artworks- A device inserted in the head of an internal-combustion engine cylinder that ignites the fuel mixture by means of an electric spark.火花塞:塞在内燃机汽缸口的设施,通过电火花点燃汽油混合物
- Informal One who gives life or energy to an endeavor.【非正式用语】 (事业的)带头人:将生命或能量奉献给某一努力的人
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