Precombustion
预燃, 在前置燃烧室内燃烧
🗣️ 情景例句
One day, you'll have your own family,
总有一天，你会有你自己的家，
Walk groundly; talk profoundly; drink roundly; sleep soundly.
行路踏实，言谈深刻，饮酒豪爽，睡眠酣畅。
Is that your bike?
那是你的自行车吗？