| 词汇 | block something off |
| 释义 | block something off phrasal verb with block verb [ T ] uk/blɒk/ us/blɑːk/ 封住（路）;封锁（出入口） to close a road, path, or entrance so that people cannot use it All the roads out of the town had been blocked off by the police. 所有出城的路都被警察封锁了。 |
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