如果感应器触觉的一个物体，这将会是一个障碍，然后粒子将会避免一些碰撞。
If the sensor touch's an object, this will be an obstacle and then the particle will rotate a little to avoid collision.
车辆中的距离接近感应器将防止碰撞，从而进一步降低维护和维修的需求。
Proximity sensors in the vehicles would prevent collisions, further reducing servicing and repair requirements.
机器人需要加装感应器防止与人类碰撞；
They will be required to have sensors to help them avoid collisions with humans;
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