In the biggest influx since the early 1990s, more than 170,000 Afghans have sought assistance in Pakistan, the majority arriving in the last four months.
在自1990年代初以来涌入人数最多名的时候，有170 000多阿富汗人在巴基斯坦寻求援助，其中大多数人是在前四个月中抵达的。