短语词组短語block blind off 封閉blockade block seal off 用強制力量使與外界斷絕聯系或往來water block -off 堵水Block -off current 堵斷電流block cut off 隔斷early water block -off 先期堵水block off a door 堵住門knock block off 使某人喫苦頭block off a street 阻斷街道 返回 block off