1·The area where the explosion occurred was closed off by police.
爆炸发生的地方被警察封锁起来了。
—— 《柯林斯英汉双解大词典》
2·She repainted the downstairs rooms and closed off the second floor.
她重新粉刷了楼下的房间，并把二楼封上了。
—— 《柯林斯英汉双解大词典》
3·The entrance to the train station was closed off following the explosion.
爆炸发生后随即封锁了火车站入口。
—— 《牛津词典》
4·Large areas of the city have been closed off by barricades set up by the demonstrators.
城里的大部分地区都被示威者设置的路障给封锁了。
—— 《柯林斯英汉双解大词典》
5·Try to avoid crossing your arms over your chest and looking closed off.
尽量避免双臂交叉在胸前，看起来很封闭。
6·The Chinese government closed off fifty million people in Wuhan and cities near it.
中国政府封锁了武汉及其附近城市的5000万人。
7·The road has been closed off for repairs.
这条公路因进行维修而关闭。
8·The damage caused the road to be closed off for hours.
这次损坏使道路停止通行达数小时之久。
9·Even these really closed off communities have generators and watch TV.
即使那些最封闭的部族也有发电机，也看电视。
10·At one point, in Peru, I was in a totally closed off area of Amerindians.
其中在秘鲁有一段，我进入到完全封闭的印第安人地区，很少有白人从河上来到这里，更不用说步行了。