block off
block off — phrasal verb
- block offbase form
- blocks off3rd person singular
- blocking off-ing form
- blocked offpast simple
1. to stop people or traffic from going through a road, entrance, or area by puttin
to stop people or traffic from going through a road, entrance, or area by putting a barrier across it
Police blocked off River Street after a truck hit the bridge.
collocation: block off a street after an accident
Workers blocked off the side door while they repaired the steps.
Festival staff blocked off the square before the fireworks began.
The tunnel was blocked off overnight because loose rocks kept falling.
A yellow fence blocked off the path outside Noa's apartment building.
- close off
neutral and very close in meaning, often used for roads or rooms
- seal off
stronger; suggests making entry completely impossible
- cordon off
often used when police keep people away with tape or barriers
- open up
used when access becomes possible again
文法句型
block off + road/entrance/area
be blocked off
用法筆記
Often used for roads, doors, and public areas. The passive form is common when access is stopped for safety, repair work, or police control.