玄幻小说
如果有一天我们分居异面直线的两头。
If one day we separated the two ends of the different planes straight line.
结构面是岩体中的破裂面或物质分异面。
Structure plane is a fracture plane or substance differentiation plane in rock mass.
异面(背腹型)：指上下表面结构具有明显差异。
Dorsiventral Describing a structure that has distinct upper and lower surfaces.
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