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单词 head-foot
释义

head-foot

Zoology
noun
(In molluscs) the soft structure lying below or anterior to the visceral mass, consisting of the head merging into the protrusible foot (in a gastropod) or into the tentacles (in a cephalopod).

Origin

1920s; earliest use found in Encyclopaedia Britannica. From head + foot, after head-footed.

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更新时间:2024/12/23 9:16:24