wall

• 用砖、石或混凝土等建造的垂直结构，用于围合、分隔或保护某一区域；也指类似墙的阻挡物或屏障。

A noun referring to a vertical structure made of brick, stone, or concrete, used to enclose, divide, or protect an area.

1. A1formal

   A vertical structure made of brick, stone, or concrete that forms the side of a building or separates areas.

   垂直结构

   • The wall of the house needs painting.
   • She leaned against the wall while waiting.
   • They built a high wall around the garden.

   同义词barrierdividerpartitionscreen

2. Barrier or obstacleB1informal

   Something that acts as a barrier or prevents progress.

   障碍

   • He hit a wall in his training and couldn't improve.
   • Language barriers can be like a wall between people.
   • The negotiations hit a wall over the price issue.

   同义词barricadebarrierblockblockadehindrancehurdleimpedimentobstacleobstruction

   反义词aidgatewayhelpopeningpassage

3. Historical or defensive structureB1formal

   A long, high structure built for defense or as a boundary.

   城墙（历史或防御性建筑）

   • The Great Wall of China is a famous landmark.
   • They walked along the ancient city wall.
   • The Berlin Wall divided the city for decades.

   同义词bulwarkfortificationpalisaderampartstockade

• 用墙围住、环绕或保护；也指阻挡、妨碍或使某人无法行动或沟通。

A verb meaning to enclose, surround, or protect with a wall, or to block or obstruct something.

1. Enclose with a wallB1formal

   To surround or enclose something with a wall.

   用墙围住

   • They walled the garden to keep animals out.
   • The ancient city was walled for protection.
   • Farmers walled off the pasture for the sheep.

   同义词boundencircleencloseencompassfencegirdlehedgesurround

   反义词open

2. Block or close offB2formal

   To block or close something with a wall or barrier.

   用墙堵住

   • They walled up the old doorway.
   • The room was walled off to create privacy.
   • Workers walled the entrance during construction.

   同义词barricadeblockclose offenclosefencepartitionwall in

   反义词openunblock

3. Impede or block progress (slang)C1slangamerican

   To completely block or stop someone from advancing, often in sports or competition.

   封堵

   • The defense walled him off from the goal.
   • She felt walled in by all the responsibilities.
   • The bureaucracy walled off any chance of quick approval.

   同义词barblockcheckfrustratehaltimpedeobstructstonewallstopstymiethwart

   反义词advanceaidassistclearfacilitatehelppromoteunblock

短语动词变体wall inwall up