钢化、防弹双层玻璃门观察工作室内物体，一目了然。

Toughened bulletproof double glass door, to observe clearly the object in the working chamber.

youdao

钢化、防弹双层玻璃门观察工作室内物体，一目了然。

Toughened bulletproof double glass door, to observe clearly the object in the working chamber.

youdao