man-made desert

例句：

1. 1. The city is surrounded by man-made structures.
   这个城市被人造结构包围。
2. 2.The scientist used man-made materials to build the robot.
   科学家使用人造材料建造了机器人。
3. 3. The city's skyline is dominated by man-made landmarks.
   这座城市的天际线由人造地标主导。