lanum

例句：

1. 1. The road was covered in a layer of black lanium, making it difficult to see.
   路面上铺满了一层黑色的沥青，使得视线受阻。
2. 2. The construction crew used tar and lanium to waterproof the concrete foundation.
   施工队使用沥青和沥青来防水混凝土地基。
3. 3.The lanium had been mixed with water to make it easier to spread.
   沥青被加水混合以便于铺设。