单词：center of gyration
center of gyration的用法和样例：
例句
- The Center of rotation located in trifurcation area.牙旋转中心位于三牙根分叉下方附近。
- Based on the concept of persistence of vision, the Phantom's single rotor blade has a center of rotation outside of the UAVs' physical fuselage.为了便于持续观察，幻影的单个旋翼的刀片有一个旋转中心，这个旋转中心位于机身外侧。
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