| 例句 |
The blades rotate around a central point.桨叶绕着中心点旋转。All points on a sphere are the same distance from the center.球体表面所有的点到球体中心点的距离都相同。The coronet must be evenly centered, and should have a pinpoint center.头顶的冠必须是居中的，并且有中心点。The United States, as the world's only remaining superpower, must continue making arms control a central element of its foreign policy.美国作为世界唯一现存的超级大国，必须继续把军备控制作为其对外政策的中心点。 |