geoduck是什么意思？

geoduck

英['gu:ɪˌdʌk] 美['guɪˌdʌk]

• n. 陆蛤（巨蚌的一种）；

英英词典释义

• Noun
  1. a large edible clam found burrowing deeply in sandy mud along the Pacific coast of North America; weighs up to six pounds; has siphons that can extend to several feet and cannot be withdrawn into the shell