美语听力 English Café 446(在线收听

   Topics: Ask an American – La Brea Tar Pits; until versus till/‘til versus by; to restore versus to recover; CCU (coronary care unit)

  Words:
  fossil
  to preserve
  stuck
  asphalt
  flypaper
  to succumb to
  torn apart
  to wander
  predator
  scavenger
  climate
  precaution
  to undergo
  until
  till / ‘til
  by
  to restore
  to recover
  CCU (coronary care unit)
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