Precombustion
预燃, 在前置燃烧室内燃烧
🗣️ 情景例句
Keep to the rules, and nothing can go wrong.
按规矩办事情就不会出差子。
The eye is blind if the mind is absent.
心不专则眼不明。
and are capable of a considerable degree of personal affection.
而且会对主人产生相当深厚的私人感情。