Margarone
软脂酮, 十七(烷)酮, 棕榈酮
🗣️ 情景例句
if I may have your attention for a moment, please?
我想占用你们一点点时间 好吗
Who are you?
你是谁？
But nothing can match them for speed and comfort.
但就速度与舒适而言，飞机是无与伦比的。