閉鎖された

was closed

→ 閉鎖
phrase Uncommon #19,542
was closed The past passive form of 閉鎖する, meaning “to close” or “to shut down.”
JA: 空港は悪天候のため閉鎖された。
EN: The airport was closed because of bad weather.

空港は霧のために閉鎖された。

The airport was closed due to fog.

工場は十年前に閉鎖された。

The factory was closed ten years ago.

大学も閉鎖されたし――じきここでも大きな混乱が起こる

The universities have been shut down too—and before long, there’ll be major chaos here as well.

— 灼熱の魂 (2010)