| 单词 | venisection |
| 释义 | vena /vēˈnə/ (anatomy)noun (pl veˈnae)A vein ORIGIN: L, vein vēˈnal adjective Venous venation /vi-nāˈshən/ noun A system or arrangement of blood vessels or of the veins of a leaf or an insect's wing venāˈtional adjective venesecˈtion or venisecˈtion noun
venographˈic or venographˈical adjective venogˈraphy noun Radiography of a vein after injection of a contrast medium vena cava /kāˈvə/ noun (pl vēnae cāvae /-nē and -vē/) Either of the two major veins (the superior and inferior vena cava) taking venous blood to the heart vena contracˈta noun The point of minimum cross-sectional area in a jet of fluid discharged from an orifice |
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