1·It was a long trek, and Jack and I both started to get cranky.
那是一次长途跋涉，我和杰克都开始烦躁抱怨起来。
—— 《柯林斯英汉双解大词典》
2·It became rapidly clear after the team (Hadow, Ann Daniels and Martin Hartley) was hampered by atrocious weather at the beginning of the trek that reaching the pole would be a challenge.
当考察队（哈多、安·丹尼斯和马丁·哈特利）长度跋涉的开局因为恶劣气候而被耽搁后，大家很快就意识到：到达极地是一项艰巨的挑战。
3·Another great one is Kuélap in northern Peru, an off-the-radar stone-fortified city atop a craggy limestone reached in a two- or three-hour trek.
另一个很不错的是秘鲁北部的Kuelap, 它位于一个在非雷达区域用石头装饰的城市，上面覆盖着石灰岩，这里需要两到三个小时跋涉。
4·It took us a week to trek to the foot of the mountain.
我们花了一星期才跋涉到山脚。
5·In 1988, another made the lengthy trek from West Africa to the Caribbean.
在1988年。另一群的蝗虫从西非长途跋涉到了加勒比地区。