left-over area的用法和樣例：
例句
- For a time the enemy's activity was dispersed over the remote wastes of the South Atlantic and Indian Oceans.
有一個時期，敵人的活動分佈在南大西洋遙遠的荒地和印度洋的海面。 - I looked out over the wastes in the fading light, trying to detect the telltale horned fins of the thresher cutting through the surface of the sand.
我藉助著漸漸消退的光線向遠處荒地望去，試圖發現沙鱷破沙而出時露在外面的可怕的角狀鰭。
