Archaeologists have yet to reach Valeriana on foot, as another team led by the archaeologist Ivan Šprajc did last year with the city discovered last year, called Ocomtún.
这句话的did last这个did到底指代什么?步行抵达了那个地方吗?
谢邀。这里did 指由Ivan领导的另一个团队曾到达了去年发现的那座叫Ocomtun的城市。
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