strip copper

例句：

1. 1. The engineer stripped the old paint off the walls to reveal the original brickwork underneath.
   工程师剥去旧漆，露出了下面的原始砖墙。
2. 2. The company stripped back its operations to focus on core competencies.
   该公司剥离了其业务，专注于核心竞争力。
3. 3. The new manager stripped away the bureaucracy and made things more efficient.
   新任经理削减了官僚主义，使事情更加高效。