This might be enough to counteract the frictional force that holds the slabs of rockinplace, making it easier for faults to slip.
这足以抵消保持岩石不动产生的摩擦力,使得岩层轻易移动。
2
Popular elements do not appear out of placein Glass's classical music, which from its early days has shared certain harmonies and rhythms with rock music.
While rock between two consistent strata might in one place be shale and in another sandstone, the fossils in that shale or sandstone were always the same.