Jack dug his sled out of the cellar.

杰克从地窖中翻找出。

After it had stopped snowing, we all went sleding.

停了以后我们全去坐玩。

Sleds run well over frozen snow.

在冻硬了的上顺利滑行。

Musher Jon Little defends testing the endurance of sled dogs, typically huskies and malamutes, for the sake of science.

驾驶者强·，为科学研究测试犬的耐力别是哈士奇和爱斯基摩犬的耐力是合理的。