When it mounted at a rush, the bear moves at top speed, but it remained fully balanced, using the claws on its feet to dig into the ground and provide traction.

当它开始猛冲时，它以最快速度移动，但却完全保持着平衡，用它脚上的爪子抓进地面带来摩擦力。

Then they were off down the walk at a rush, mounted their horses and, followed by Jeems, went down the avenue of cedars at a gallop, waving their hats and yelling back to her.

然后他们走下人行道，骑上马，由吉姆斯跟随着一口气跑上柏树夹道，一面回过头来，挥着帽子向思嘉高声叫喊。