- 問題詳情:TheEurotunnelisatunnel(隧道)whichcrossestheChannelunderthesea,linkingFranceandtheUK.Itisabout50.5kmlongand38kmliesundertheseabed.Therearetrainswhichcarrypassengersandcars,andotherswhichcarrycarriagesorotherheaviervehicles(車輛),aswellasgoods....
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