| 释义 |
block off
[英] [blɒk ɒf]
[美] [blɑk ɔf]
[短语] 封闭；阻断
词频排名 20148/55435
学习人数 145
难度等级 7/10
认知比例 50.00%
例句
They would often block off the canal for repairs.
他们可能经常封闭运河，进行维修。
to block off a street to traffic
阻断街道交通
They had blocked off the fireplaces to stop draughts.
他們已封閉起火點來阻斷氣流。
助记
扩展
block off :（用路障）封锁，堵住
block out :①挡住，遮住（光线或声音）②忘掉，抹去（不愉快的事）
block up :塞住，封住（孔、洞）
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