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The biologist carefully removed the castor-sac and placed it in a vial for chemical analysis.
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The biologist carefully removed the castor-sac and placed it in a vial for chemical analysis.
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Related words
castor-sac
Noun
alt-of
alternative
Japanese Meaning
「castor‐sac」は「castor sac」の別の綴りであり、主にビーバーなどの動物が分泌するキャストリウム（香料や薬用に用いられる物質）の分泌嚢を指します。
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