| 1. | Madagascar has a rugged mountain spine . 马达加斯加有一起伏不平的中央山脊。 |
| 2. | Jack and ralph turned the shoulder of the mountain together . 杰克和拉尔夫一起翻过了山脊。 |
| 3. | Here, at the imita ridge, the enemy advance was stayed . 这时,在依米塔山脊,敌人的挺进已被制止了。 |
| 4. | Ridges occur in humid regions along belts of resistant rocks . 在潮湿地区,山脊沿着耐蚀的石带发育。 |
| 5. | Bildad had halted upon the shoulder of the first mountain spur . 比尔达把马车停在第一道山脊的隆起部。 |
| 6. | If the axis plunges, loop-shaped or zigzag patterns of ridges and valleys result . 如果轴是倾伏的,就会产生环形的或锯齿状的山脊与山谷。 |
| 7. | The sun came out once again before it went down and shone on the bare woods beyond the ridge . 太阳在沉落之前又露了一次脸,映照着山脊后光秃秃的树林。 |
| 8. | In many places such flows of magma have pushed up the surface rocks to form huge ridges . 在许多地方,这样的岩浆流会把地表岩向上推挤,形成了巨大的山脊。 |
| 9. | Long low ridges which rise above the marsh form the only inhabitable areas on the plain . 隆起在沼泽上的一系列又长又矮的山脊,是平原上唯一可以栖住的地方。 |
| 10. | Erosion of gently dipping strata commonly results in the formation of asymmetrical ridges known as cuestas . 轻微倾斜地层的侵蚀通常造成非对称的山脊,称为单面山。 |