And Google SketchUp is a remarkable 3D graphics program for building three-dimensional objects such as houses, decks, and desks.

• 网络游戏还吸附带动了许多产业发展，最终形成了一条产业链：上千万通宵鏖战网吧的网 民促进了香烟、饮料、方便面、眼镜、网吧等行业的快速发展。