It took the climber a month to trek to the foot of the mountain before they even started their climb.
登山者还未开始爬山，光是艰苦地跋涉到山脚下就花了1个月时间。
Steve and Jack gave a talk about their trek across the Polar ice cap. It was very interesting but it made my hair stand on end just to hear about the dangers they faced.
史蒂夫和杰克讲述了他们在极地冰盖的一段艰苦跋涉，故事津津有味，只是听到他们遇到种种险情时，我吓得很。
