名词
中文翻译：Unknown
同义词：
['1. hematoma', '2. hemorrhage', '3. seroma例句：1. The patient had a hematoma on the left side of his head.（患者头部左侧有一个血肿。）']
例句：
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1. hematoma, 2. hemorrhage, 3. seroma例句：1. The patient had a hematoma on the left side of his head.
患者头部左侧有一个血肿。
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2.Hemorrhage is a common cause of injury.
出血是常见的伤害原因。
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3. The doctor drained the seroma to relieve pressure on the nerve.
医生排空了淤血以减轻神经的压力。