With drooping tail and shivering body, very forlorn indeed, he aimlessly circled the tent.Suddenly the snow gave way beneath his fore legs and he sank down.Something wriggled under his feet.

• 他冻得浑身发抖，耷拉着尾巴，凄凉而又茫然地绕着帐篷走来走去，突然他前腿下的积雪坍塌了，他陷了下去，脚下有什么东西在蠕动。