ridge rim

例句：

1. 1. The mountain ridgeis visible from the top of the hill.
   从山顶可以看到这座山的脊线。
2. 2.The ridge rim is a popularspot for hiking and picnicking.
   山脊线是徒步和野餐的热门地点。
3. 3. The ridge rim is hometo many rare plant species.
   山脊线是许多稀有植物物种的家园。