与"external secretin"相近的词条

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• external salivary gland
• external salivary glands
• external scapular seta
• external scleral sulci
• external scleral sulcus
• external secretin
• external secreting gland
• external secretion
• external seed coat
• external segment
• external semilunar cartilage of knee joint
• external sensation
• external sensibility
• external sensor
• external sheath of optic nerve
• external shell electron

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