Sastrugi at the [[South Pole.]]

1. The zastruga formed by the wind made the surface of the snow difficult to cross.
   風形成的風成雪脊使雪面變得難以穿越。
2. The explorers had to carefully navigate the zastruga, as the sharp ridges could easily damage their equipment.
   探險者們必須小心穿越風成雪脊，因為鋒利的雪脊很容易損壞他們的設備。
3. In the Arctic, zastruga is a common feature of the landscape, created by the relentless winds.
   在北極，風成雪脊是地貌的一種常見特征，由持續(xù)不斷的強風形成。
4. The icy zastruga stretched out before them, making it hard to determine their path.
   冰冷的風成雪脊在他們面前延展，使得確定路徑變得困難。