swim bladder
Any of several chemical engineering processes including hydrogenation, hydrocracking and hydrotreating, especially as part of oil refining.
(anatomy, usually of fish) A gas-filled sac within the bodies of most fish that variously acts as a float, lung, sound-producing organ or an aid to hearing.
plural of rhumb line
plural of subsublessor
解剖の際、生物学者は感染の兆候がないかマスの浮き袋を慎重に調べた。
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DiQt（ディクト）
無料
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