treks
艰苦跋涉
徒步旅行（trek 的第三人称单数）
例句
Trips that many adults would consider the adventure of a lifetime—treks in Borneo, a sports tour to Barbados—appear to have become almost routine at some state schools.
被许多成年人认为是终身冒险的旅行——婆罗洲徒步旅行，巴巴多斯运动之旅——在一些公立学校似乎已经成为家常便饭。
There are also ice-climbing courses and ice treks available.
同时还有攀冰课程和冰上远足。
His treks into the wilderness hauling camera gear often last up to a week.
他背着相机艰苦跋涉深入荒野寻找素材，这往往会持续一周时间。
