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。
A gas hydrate (methane clathrate) block embedded in the sediment of hydrate ridge, off Oregon, USA. Click to enlarge this image.
一块气体水合物（甲烷格状物）嵌入在水合物脊沉淀物中，位于美国俄勒冈州沿海。
She used only thirty-six thousand five hundred of these and threw the remaining block down at the foot of Blue Ridge peak.
娲皇氏只用了三万六千五百块，只单单剩了一块未用，便弃在此山青埂峰下。
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