Inside the cylinder, a piston and rod quickly move up to push the gasoline and air into a smaller space where it meets the spark plug.

汽缸内，活塞及杆迅速走高推入一个较小的汽油和航空航天凡符合火花塞。

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Inside the cylinder, a piston and rod quickly move up to push the gasoline and air into a smaller space where it meets the spark plug.

汽缸内，活塞及杆迅速走高推入一个较小的汽油和航空航天凡符合火花塞。

youdao