Qinghai is tectonically in the mid-western part of the Pan-Cathysian Block Group and the north part of eastern Tethys.
在构造上，青海位于泛凯西斯山脉群的中西部和特提斯东部的北部。
2
You have a block here and then you have something above there floating in mid air.
你在这里放一个木块，让某物漂浮在木块之上。
3
The house, built in the mid-1950s, was essentially a one-room structure, long and thin, divided down the middle, with the bathroom dropped like a block in the center.