At the foot of the slope there are cinder block houses, but as you climb the ridge, concrete gives way to wood and tarpaulin, then cardboard and twigs.
坡脚下有些炉渣砖的房子，越往上到了山脊处，就只有些木材和防水布，或者纸板和树枝搭建的房子。
2
They have embraced the shipping container (which comes in a choice of 20-foot or 40-foot models) as the basic building block in the construction boom accompanying their search for independence.
伴随着公民复决投票的进行， 他们将集装箱（可以选择20英尺或40英尺的）作为基本的建设模块。
3
Alcoa Inc. has a 6-foot-tall robot spokesperson, Al, who hosted a recent Robot Block Party at the Carnegie Science Center.