Definition
to completely encircle an area by constructing a wall
給某地建造圍牆；用牆圈起某地
To enhance security, the school decided to wall off the playground.
為了加強安全，學校決定用牆圍起操場。
The designer plans to wall off this area to increase privacy.
設計師計劃用牆圍起這個區域以增加隱私。
During construction, the crew walled off the site to prevent unauthorized access.
在施工期間，工作人員用牆圍起了工地以防止未經授權的進入。