n.
宽轮的篷车的一种

[ noun ]
a large wagon with broad wheels and an arched canvas top; used by the United States pioneers to cross the prairies in the 19th century
<noun.artifact>

Conestoga wagon \Con`es*to"ga wag`on\ or Conestoga wain
\Con`es*to"ga wain\ [From Conestoga, Pennsylvania.]
A kind of large broad-wheeled wagon, usually covered, for
traveling in soft soil and on prairies.
[Webster 1913 Suppl.]