Precombustion
预燃, 在前置燃烧室内燃烧
🗣️ 情景例句
She has an attractive figure.
她有迷人的曲线。
What flights do you have from New York to London tomorrow?
明天从纽约飞往伦敦的有哪几班机？
To escape from the Earth in a rocket, one must travel at seven miles per second.
要乘坐一枚火箭飞离地球，火箭的速度要达到每秒7英里，