公共汽车正以每小时80公里的速度前进（英文）
问题描述：
公共汽车正以每小时80公里的速度前进（英文）
答
The bus is going forward at speed of 80 kilometers per hour.
答
the bus is moving at a speed of 80 kilometres per hour.
答
The bus is running at the speed of 80/kph(kilometers per hour).
答
The bus is speeding at 80 kilometers per hour.
答
The bus is travelling at 80 kilometres per hour.