名词
中文翻译：双顶径
同义词：
['双顶骨直径例句：1. The measurement of the biparietal diameter is used to determine the size of the brain.（双顶径的测量用于确定大脑的大小。）']
例句：
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1. The measurement of the biparietal diameter is used to determine the size of the brain.
双顶径的测量用于确定大脑的大小。
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2. In some cases, the biparietal diameter may be used as a marker for brain tumors.
在某些情况下，双顶径可能用作脑肿瘤的标志。
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3. The biparietal diameter is an important indicator of fetal growth and development.
双顶径是胎儿生长和发展的重要指标。