The general had mustered his troops north of the Hindu Kush.将军在兴都库什山脉以北集结军队。The travellers were guided around the Hindu Kush by local people who had lived there all their lives.当地人带领游客游览兴都库什山脉,他们一辈子都在那里生活。The general had mustered his troops north of the Hindu Kush.将军已把部队集结到了兴都库什山脉北部。