| 释义 |
vein TUBEveInn [C]a tube that carries blood to the heart from the other parts of the body静脉;血管The pulmonary vein is the only vein in the human body which carries oxygenated blood.肺静脉是人体中唯一一条输送氧化血液的血管。Some drugs have to be injected directly into patients'veins.有些药品必须直接注射到病人的静脉中。A vein also forms the frame of a leaf or an insect's wing.叶脉;(昆虫的)翅脉Leaf veins distribute food and water throughout the leaf.叶脉把养料和水分分配给整张叶子。
|