名词
中文翻译：静脉
同义词：
['vein', "artery例句：1. The veins in the skin are responsible for carrying blood away from the heart.（皮肤中的静脉负责将血液从心脏运走。）2. Blood vessels are essential for the transportation of nutrients and oxygen to the body's cells.（血管对于向身体细胞输送养分和氧气至关重要。）"]
例句：
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1. The veins in the skin are responsible for carrying blood away from the heart.
皮肤中的静脉负责将血液从心脏运走。
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2. Blood vessels are essential for the transportation of nutrients and oxygen to the body's cells.
血管对于向身体细胞输送养分和氧气至关重要。
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3.The veins in the arm were visible under the skin.
手臂上的静脉在皮肤下可见。