To block or obstruct something (a view, passage, light, wind, etc.), or to interrupt someone's speech; to intercept or cut off.
大きな建物が森の景色を遮っている。
A large building is blocking the view of the forest.
会議で彼は人の話を何度も遮ったので、雰囲気が悪くなった。
He kept interrupting people during the meeting, which worsened the mood.
厚い雲が太陽の光を遮って、外は薄暗くなった。
Thick clouds blocked the sunlight and it became dim outside.
道を遮る倒木をチェーンソーで取り除いた。
We removed the fallen tree blocking the road with a chainsaw.