But it was not food that Buck and the huskies needed, but rest. And though they were making poor time, the heavy load they dragged sapped their strength severely.

然而，巴克和那几条爱斯基摩狗需要的不是食物，而是休息。虽然每天走路不多，狗们的体力却仍然给沉重的货载无情地耗费着。