Their four children turn cartwheels in the grass as we talk.我们说话时, 他们的四个孩子在草地上玩侧手翻。

Suddenly I was cartwheeling down the slope, all orientation gone.突然我侧身滚下山坡, 完全失去了方向感。

The two cars cartwheeled horrifyingly into the sand trap at the first corner.两辆车在第一个转弯处侧翻, 掉进了沙坑, 场面非常吓人。