spark plug
英 [ˈspɑːk plʌɡ]
美 [ˈspɑːrk plʌɡ]
n. 火花塞
牛津词典
noun
- 火花塞
a part in a car engine that produces a spark (= a flash of electricity) which makes the fuel burn and starts the engine
柯林斯词典
- 火花塞
Aspark plugis a device in the engine of a motor vehicle, which produces electric sparks to make the petrol burn.
英英释义
noun
- electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark