单词 | spine |
释义 | spine [spīn] ANATOMY An articulated series of vertebrae forming the axial skeleton of the trunk and tail, and being a characteristic structure of vertebrates. Also known as backbone; spinal column; vertebral column. BOTANY A rigid sharp-pointed process in plants; many are modified leaves. GRAPHIC ARTS The edge of a book that connects the covers and along which the sections are secured together in the binding. Also known as backbone. INVERTEBRATE ZOOLOGY One of the processes covering the surface of a sea urchin. VERTEBRATE ZOOLOGY 1. One of the spiny rays supporting the fins of most fishes. 2. A sharp-pointed modified hair on certain mammals, such as the porcupine. |
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