遮掩

例句：

1. 1. The sun's rays were too strong to be seen through the dense fog.
   浓雾太厚，阳光无法穿透。
2. 2. She covered her face with a scarf to hide her embarrassment.
   她用围巾遮住脸来掩饰她的尴尬。
3. 3. The artist used various materials to conceal the cracks in the wall.
   艺术家使用各种材料来掩盖墙上的裂缝。