Last Updated：2025/12/01
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Many vertebrates, including mammals and birds, have closed circulatory systems that transport blood efficiently under high pressure.
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Many vertebrates, including mammals and birds, have closed circulatory systems that transport blood efficiently under high pressure.
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Related words
closed circulatory systems
Noun
form-of
plural
Japanese Meaning
「closed circulatory systems」は、「closed circulatory system」（閉鎖循環系）の複数形です。
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