There are many furrows in the sand where some creature has travelled about and doubled on its tracks;and, for wrecks, it is strewn with the cases of caddis-worms made of minute grains of white quartz.

 
  • 沙上有许多沟槽,若干生物曾经爬过去,又从原路爬口来:至于残骸,那儿到处是白石英细粒形成的石蚕壳。
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