名词
中文翻译：Unknown
同义词：
['cylindrical sleeve', 'cylinder sleeve']
例句：
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1. This is the cylinder sleeve that fits perfectly into the hole in the wall.
这是完美契合墙壁孔的圆柱套筒。
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2. The cylinder sleeve is used to protect the electrical wire from damage.
圆柱套筒用于保护电线免受损害。
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3. The engineer carefully fitted the cylinder sleeve onto the pipe to ensure a secure connection.
工程师小心翼翼地将圆柱套筒安装到管道上，以确保牢固连接。