step on the gas

例句：

1. 1. The car wasso slow that we had to step onthe gas to get anywhere.
   这辆车开得太慢了，我们不得不踩油门才能前进。
2. 2. As soon as she steppedon the gas, the car spedup.
   她一踩油门，车就加速了。
3. 3. The driver stepped on thegas and accelerated to catch up withthe other cars.
   司机踩油门加速，以赶上其他车辆。