1、The hiker followed the narrow trail that led up the hogback to the summit of the mountain.
这位徒步旅行者沿着通往山顶的狭窄小径攀登上了脊形山脊。
2、The geologist pointed out the hogback formation, explaining that it was created through uplifting and erosion over millions of years.
地质学家指出了脊形山脊的形成，解释说这是数百万年来的上升和侵蚀所造成的。