Most competition cars will only roll over if they hit an obstacle 大多数赛车只有在撞上障碍物时才会翻车。
Give the barrel a push and it 'll roll over here. 把桶推一下就轱辘过来了。
I want to train my dog to roll over. 我想训练我的狗打滚。
In this code, you define a boolean variable rollover and attach event listeners for ROLL_OVER and ROLL_OUT. 在这段代码中,您定义了一个布尔变量rollover并为ROLLOVER和ROLLOUT添加事件监听器。
He says he 'll kill me if I roll over on him. 他说如果我供出他,他要杀了我。