Unity Engine documentationScript ReferenceUnity.U2D.PhysicsPhysicsBodyPhysicsBody.MassConfigurationmassThe mass of the shape, usually in kilograms.阅读时间1 分钟最后更新于 1 个月前Definition Type: Property Namespace: Unity.U2D.Physics Assembly: UnityEngine.PhysicsCore2DModule public float mass { readonly get; set; }