1.The backpack is something you can wear, which has all the sensors on the back, which can then walk through a building and detect the geometry,
walk through 走过;轻松地初排;草率地处理
We walked through Act One yesterday morning.
我们昨天上午初排了一下第一幕 。
We took a long walk through the pines.
我们在松树林中穿行了很久 。
2.When they are building a new construction, it will be great to have a model of the ducts and the pipes before the walls are closed up,
close up 关闭;愈合;靠近;关闭,停业
The windows of the old classroom were closed up with brick.
旧教室的窗户用砖堵起来了 。
The seaside café closes up in the winter.
海滨咖啡馆冬季歇业 。