pung /ˈpʌŋ/
  箱型雪撬
  Pung n.  A kind of plain sleigh drawn by one horse; originally, a rude oblong box on runners. [U.S.]
     Sledges or pungs, coarsely framed of split saplings, and surmounted with a large crockery crate.   -- Judd.
     They did not take out the pungs to-day.   -- E. E. Hale.
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  pung
       n : a low one-horse box sleigh