使用安全，当飞机或车辆撞击时，造成的损伤很小，甚至不会造成损伤。

Safetyinflict little or no damage to the vehicle or aircraft that hit the marker accidentally.

youdao

使用安全，当飞机或车辆撞击时，造成的损伤很小，甚至不会造成损伤。

Safetyinflict little or no damage to the vehicle or aircraft that hit the marker accidentally.

youdao