A fresh air-fuel charge enters through the intake port, and the Burned gases exit through the exhaust port.
新的可燃混合气通过进气口进入，燃烧过的废气从排气口排出。
Mr Wang it's such a fine day We exit to breathe the fresh air together ?
王先生，天气这么好我们一起到外边呼吸新鲜空气？
Mr Wang it's such a fine day We exit to breathe the fresh air together ?
王先生，天气这么好我们一起到外边呼吸新鲜空气？
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