soil surface

例句：

1. 1. The farmer carefully removed thesoil surface to reveal the buried treasure.
   农民小心翼翼地挖开土壤表面，发现了埋藏的宝藏。
2. 2. Thescientist studied the soil surfacefor signs of pollution.
   科学家研究土壤表面，寻找污染的迹象。
3. 3. Thecity planners are concerned about the soilsurface's impact on the environment.
   城市规划者担心土壤表面对环境的影响。