1. The hiker reached the ridgeline after a long and strenuous climb.

这位徒步者经过长时间和艰苦的攀登后到达了山脊线。

2. The house is situated on a ridgel with breathtaking views of the valley.

这间房子坐落在一座山脊上，拥有令人叹为观止的山谷景色。