医生测量了患者脊柱的弯曲度以评估其状况。

The doctor measured the ___curvature of the patient's spine to assess the condition.

这条路的弧度设计得很优美，使得驾驶更加舒适。

The ___curvature of the road is beautifully designed to make driving more comfortable.

工程师计算了桥梁的曲率以确保其结构安全。

Engineers calculated the ___curvature of the bridge to ensure its structural safety.