Cordon off
用警戒线隔离[阻挡]
🧩 词语组成解析
off
[ɔ:f, ɔf]
prep. 从…落下;离开;从…去掉;下班;
adv. 离开;距，离;被取消;下班;
adj. 不新鲜的;不能接受;不礼貌;
n. 起跑;
v. 杀死;
🗣️ 情景例句
Genes are the very building blocks of life.
基因是生命最基本的构建者。
Who will not keep a penny, shall never have many.
不积少，不会成多。
At the moment, he's in Madrid.He flew to Spain a week ago.
现在他在马德里。他是一星期以前飞到西班牙的。