英文单词：biparietal

中文含义：头围的两侧（点）之间的距离

英语词性：形容词

美式音标：baɪ.pə.raɪ.ə.tl̩

同义词：bitemporal

易混淆单词：bilateral、bisection

双语例句：

1. The biparietal diameter (BPD) is one of the basic measurements that are taken during a pregnancy ultrasound.

（头围直径是孕期超声检查时进行基本测量之一。）

2. The average biparietal diameter for a full-term fetus is around 9.25 centimeters.

（足月婴儿的平均头围直径约为9.25厘米。）

3. Measuring the biparietal distance accurately can help diagnose certain brain disorders.

（准确测量头围两侧的距离可以帮助诊断某些脑部疾病。）