Precombustion
预燃, 在前置燃烧室内燃烧
🗣️ 情景例句
in the morning to interview you.
在明天早晨来采访你。
Janet winked at her boy friend.
珍妮向男朋友眨眨眼。
And I want a large box of chalk, too.
我还要一大盒粉笔。